5111315545 has 16 divisors (see below), whose sum is σ = 7094263680. Its totient is φ = 3462672384.

The previous prime is 5111315491. The next prime is 5111315549. The reversal of 5111315545 is 5455131115.

It is a happy number.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-5111315545 is a prime.

It is a super-2 number, since 2×5111315545² = 52251093201117294050, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (5111315549) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 876840 + ... + 882649.

It is an arithmetic number, because the mean of its divisors is an integer number (443391480).

Almost surely, 2^5111315545 is an apocalyptic number.

It is an amenable number.

5111315545 is a deficient number, since it is larger than the sum of its proper divisors (1982948135).

5111315545 is a wasteful number, since it uses less digits than its factorization.

5111315545 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1759584.

The product of its digits is 7500, while the sum is 31.

The square root of 5111315545 is about 71493.4650510101. The cubic root of 5111315545 is about 1722.5727166259.

The spelling of 5111315545 in words is "five billion, one hundred eleven million, three hundred fifteen thousand, five hundred forty-five".