5555145111 has 8 divisors (see below), whose sum is σ = 7411021440. Its totient is φ = 3701349432.

The previous prime is 5555145107. The next prime is 5555145139. The reversal of 5555145111 is 1115415555.

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

It is not a de Polignac number, because 5555145111 - 2² = 5555145107 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5555145181) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 513921 + ... + 524618.

It is an arithmetic number, because the mean of its divisors is an integer number (926377680).

Almost surely, 2^5555145111 is an apocalyptic number.

5555145111 is a deficient number, since it is larger than the sum of its proper divisors (1855876329).

5555145111 is a wasteful number, since it uses less digits than its factorization.

5555145111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1040325.

The product of its digits is 12500, while the sum is 33.

The square root of 5555145111 is about 74532.8458533552. The cubic root of 5555145111 is about 1771.0539979878.

The spelling of 5555145111 in words is "five billion, five hundred fifty-five million, one hundred forty-five thousand, one hundred eleven".