115142503997 has 2 divisors, whose sum is σ = 115142503998. Its totient is φ = 115142503996.

The previous prime is 115142503963. The next prime is 115142504051. The reversal of 115142503997 is 799305241511.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 109067704516 + 6074799481 = 330254^2 + 77941^2 .

It is a cyclic number.

It is not a de Polignac number, because 115142503997 - 2⁶ = 115142503933 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (115142503937) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 57571251998 + 57571251999.

It is an arithmetic number, because the mean of its divisors is an integer number (57571251999).

Almost surely, 2^115142503997 is an apocalyptic number.

It is an amenable number.

115142503997 is a deficient number, since it is larger than the sum of its proper divisors (1).

115142503997 is an equidigital number, since it uses as much as digits as its factorization.

115142503997 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 340200, while the sum is 47.

The spelling of 115142503997 in words is "one hundred fifteen billion, one hundred forty-two million, five hundred three thousand, nine hundred ninety-seven".