115146089 has 2 divisors, whose sum is σ = 115146090. Its totient is φ = 115146088.

The previous prime is 115146077. The next prime is 115146103. The reversal of 115146089 is 980641511.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 97673689 + 17472400 = 9883^2 + 4180^2 .

It is a cyclic number.

It is not a de Polignac number, because 115146089 - 2¹² = 115141993 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (115146029) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 57573044 + 57573045.

It is an arithmetic number, because the mean of its divisors is an integer number (57573045).

Almost surely, 2^115146089 is an apocalyptic number.

It is an amenable number.

115146089 is a deficient number, since it is larger than the sum of its proper divisors (1).

115146089 is an equidigital number, since it uses as much as digits as its factorization.

115146089 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 8640, while the sum is 35.

The square root of 115146089 is about 10730.6145676750. The cubic root of 115146089 is about 486.5002455823.

The spelling of 115146089 in words is "one hundred fifteen million, one hundred forty-six thousand, eighty-nine".