5111225515 has 32 divisors (see below), whose sum is σ = 6751180800. Its totient is φ = 3684009600.

The previous prime is 5111225489. The next prime is 5111225527. The reversal of 5111225515 is 5155221115.

It is not a de Polignac number, because 5111225515 - 2¹⁹ = 5110701227 is a prime.

It is a super-2 number, since 2×5111225515² = 52249252530374030450, which contains 22 as substring.

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, 3652786 + ... + 3654184.

It is an arithmetic number, because the mean of its divisors is an integer number (210974400).

Almost surely, 2^5111225515 is an apocalyptic number.

5111225515 is a gapful number since it is divisible by the number (55) formed by its first and last digit.

5111225515 is a deficient number, since it is larger than the sum of its proper divisors (1639955285).

5111225515 is a wasteful number, since it uses less digits than its factorization.

5111225515 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1963.

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

The square root of 5111225515 is about 71492.8354102703. The cubic root of 5111225515 is about 1722.5626028479.

The spelling of 5111225515 in words is "five billion, one hundred eleven million, two hundred twenty-five thousand, five hundred fifteen".