5111001055 has 16 divisors (see below), whose sum is σ = 6194807424. Its totient is φ = 4047783840.

The previous prime is 5111001017. The next prime is 5111001061. The reversal of 5111001055 is 5501001115.

It is a happy number.

It is not a de Polignac number, because 5111001055 - 2¹¹ = 5110999007 is a prime.

It is a super-2 number, since 2×5111001055² = 52244663568422226050, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1137844 + ... + 1142326.

It is an arithmetic number, because the mean of its divisors is an integer number (387175464).

Almost surely, 2^5111001055 is an apocalyptic number.

5111001055 is a deficient number, since it is larger than the sum of its proper divisors (1083806369).

5111001055 is a wasteful number, since it uses less digits than its factorization.

5111001055 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6726.

The product of its (nonzero) digits is 125, while the sum is 19.

The square root of 5111001055 is about 71491.2655853846. The cubic root of 5111001055 is about 1722.5373869735.

The spelling of 5111001055 in words is "five billion, one hundred eleven million, one thousand, fifty-five".