115526729407 has 2 divisors, whose sum is σ = 115526729408. Its totient is φ = 115526729406.

The previous prime is 115526729389. The next prime is 115526729491. The reversal of 115526729407 is 704927625511.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 115526729407 - 2²³ = 115518340799 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (115526721407) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 57763364703 + 57763364704.

It is an arithmetic number, because the mean of its divisors is an integer number (57763364704).

Almost surely, 2^115526729407 is an apocalyptic number.

115526729407 is a deficient number, since it is larger than the sum of its proper divisors (1).

115526729407 is an equidigital number, since it uses as much as digits as its factorization.

115526729407 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1058400, while the sum is 49.

The spelling of 115526729407 in words is "one hundred fifteen billion, five hundred twenty-six million, seven hundred twenty-nine thousand, four hundred seven".