5115026387 has 2 divisors, whose sum is σ = 5115026388. Its totient is φ = 5115026386.

The previous prime is 5115026363. The next prime is 5115026459. The reversal of 5115026387 is 7836205115.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-5115026387 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 5115026387.

It is not a weakly prime, because it can be changed into another prime (5115025387) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2557513193 + 2557513194.

It is an arithmetic number, because the mean of its divisors is an integer number (2557513194).

Almost surely, 2^5115026387 is an apocalyptic number.

5115026387 is a deficient number, since it is larger than the sum of its proper divisors (1).

5115026387 is an equidigital number, since it uses as much as digits as its factorization.

5115026387 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 50400, while the sum is 38.

The square root of 5115026387 is about 71519.4126583825. The cubic root of 5115026387 is about 1722.9894814052.

The spelling of 5115026387 in words is "five billion, one hundred fifteen million, twenty-six thousand, three hundred eighty-seven".