115142501 has 2 divisors, whose sum is σ = 115142502. Its totient is φ = 115142500.

The previous prime is 115142459. The next prime is 115142509. The reversal of 115142501 is 105241511.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 89397025 + 25745476 = 9455^2 + 5074^2 .

It is a cyclic number.

It is not a de Polignac number, because 115142501 - 2¹⁴ = 115126117 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (115142509) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 57571250 + 57571251.

It is an arithmetic number, because the mean of its divisors is an integer number (57571251).

Almost surely, 2^115142501 is an apocalyptic number.

It is an amenable number.

115142501 is a deficient number, since it is larger than the sum of its proper divisors (1).

115142501 is an equidigital number, since it uses as much as digits as its factorization.

115142501 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 200, while the sum is 20.

The square root of 115142501 is about 10730.4473811673. The cubic root of 115142501 is about 486.4951923465.

The spelling of 115142501 in words is "one hundred fifteen million, one hundred forty-two thousand, five hundred one".