1101887879 has 8 divisors (see below), whose sum is σ = 1108446240. Its totient is φ = 1095349536.

The previous prime is 1101887873. The next prime is 1101887903. The reversal of 1101887879 is 9787881011.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1101887879 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1101887873) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 113582 + ... + 122900.

It is an arithmetic number, because the mean of its divisors is an integer number (138555780).

Almost surely, 2^1101887879 is an apocalyptic number.

1101887879 is a deficient number, since it is larger than the sum of its proper divisors (6558361).

1101887879 is an equidigital number, since it uses as much as digits as its factorization.

1101887879 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10009.

The product of its (nonzero) digits is 225792, while the sum is 50.

The square root of 1101887879 is about 33194.6965492984. The cubic root of 1101887879 is about 1032.8703294334.

The spelling of 1101887879 in words is "one billion, one hundred one million, eight hundred eighty-seven thousand, eight hundred seventy-nine".