115452121 has 2 divisors, whose sum is σ = 115452122. Its totient is φ = 115452120.

The previous prime is 115452107. The next prime is 115452131. The reversal of 115452121 is 121254511.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 103306896 + 12145225 = 10164^2 + 3485^2 .

It is a cyclic number.

It is not a de Polignac number, because 115452121 - 2²⁵ = 81897689 is a prime.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 115452092 and 115452101.

It is not a weakly prime, because it can be changed into another prime (115452131) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 57726060 + 57726061.

It is an arithmetic number, because the mean of its divisors is an integer number (57726061).

Almost surely, 2^115452121 is an apocalyptic number.

It is an amenable number.

115452121 is a deficient number, since it is larger than the sum of its proper divisors (1).

115452121 is an equidigital number, since it uses as much as digits as its factorization.

115452121 is an evil number, because the sum of its binary digits is even.

The product of its digits is 400, while the sum is 22.

The square root of 115452121 is about 10744.8648665304. The cubic root of 115452121 is about 486.9308664814.

The spelling of 115452121 in words is "one hundred fifteen million, four hundred fifty-two thousand, one hundred twenty-one".