5111055145 has 32 divisors (see below), whose sum is σ = 7054905600. Its totient is φ = 3482078976.

The previous prime is 5111055139. The next prime is 5111055167. The reversal of 5111055145 is 5415501115.

It is a cyclic number.

It is not a de Polignac number, because 5111055145 - 2³ = 5111055137 is a prime.

It is a super-2 number, since 2×5111055145² = 52245769390461942050, which contains 22 as substring.

5111055145 is a modest number, since divided by 55145 gives 51110 as remainder.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 5827447 + ... + 5828323.

It is an arithmetic number, because the mean of its divisors is an integer number (220465800).

Almost surely, 2^5111055145 is an apocalyptic number.

It is an amenable number.

5111055145 is a deficient number, since it is larger than the sum of its proper divisors (1943850455).

5111055145 is a wasteful number, since it uses less digits than its factorization.

5111055145 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1777.

The product of its (nonzero) digits is 2500, while the sum is 28.

The square root of 5111055145 is about 71491.6438823447. The cubic root of 5111055145 is about 1722.5434635207.

The spelling of 5111055145 in words is "five billion, one hundred eleven million, fifty-five thousand, one hundred forty-five".