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BaseRepresentation
bin11001110110010010…
…00000100000100001
31022211010020200112201
430323021000200201
5211410020302014
610213002453201
71000613364625
oct147311004041
938733220481
1013877119009
1159812a99a6
122833504201
131402016830
1495904b185
1556345de74
hex33b240821

13877119009 has 4 divisors (see below), whose sum is σ = 14944589716. Its totient is φ = 12809648304.

The previous prime is 13877118991. The next prime is 13877119049. The reversal of 13877119009 is 90091177831.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 3825051409 + 10052067600 = 61847^2 + 100260^2 .

It is a cyclic number.

It is not a de Polignac number, because 13877119009 - 211 = 13877116961 is a prime.

It is a Leyland number of the form 127 + 712.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 13877119009.

It is not an unprimeable number, because it can be changed into a prime (13877119049) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 533735334 + ... + 533735359.

It is an arithmetic number, because the mean of its divisors is an integer number (3736147429).

Almost surely, 213877119009 is an apocalyptic number.

It is an amenable number.

13877119009 is a deficient number, since it is larger than the sum of its proper divisors (1067470707).

13877119009 is a wasteful number, since it uses less digits than its factorization.

13877119009 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1067470706.

The product of its (nonzero) digits is 95256, while the sum is 46.

The spelling of 13877119009 in words is "thirteen billion, eight hundred seventy-seven million, one hundred nineteen thousand, nine".

Divisors: 1 13 1067470693 13877119009