115539000761 has 2 divisors, whose sum is σ = 115539000762. Its totient is φ = 115539000760.

The previous prime is 115539000739. The next prime is 115539000799. The reversal of 115539000761 is 167000935511.

It is an a-pointer prime, because the next prime (115539000799) can be obtained adding 115539000761 to its sum of digits (38).

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 100532750761 + 15006250000 = 317069^2 + 122500^2 .

It is a cyclic number.

It is not a de Polignac number, because 115539000761 - 2¹⁴ = 115538984377 is a prime.

It is not a weakly prime, because it can be changed into another prime (115539003761) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 57769500380 + 57769500381.

It is an arithmetic number, because the mean of its divisors is an integer number (57769500381).

Almost surely, 2^115539000761 is an apocalyptic number.

It is an amenable number.

115539000761 is a deficient number, since it is larger than the sum of its proper divisors (1).

115539000761 is an equidigital number, since it uses as much as digits as its factorization.

115539000761 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 28350, while the sum is 38.

The spelling of 115539000761 in words is "one hundred fifteen billion, five hundred thirty-nine million, seven hundred sixty-one", and thus it is an aban number.