115143332537 has 2 divisors, whose sum is σ = 115143332538. Its totient is φ = 115143332536.

The previous prime is 115143332449. The next prime is 115143332567. The reversal of 115143332537 is 735233341511.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 114972533776 + 170798761 = 339076^2 + 13069^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-115143332537 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 115143332537.

It is not a weakly prime, because it can be changed into another prime (115143332567) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 57571666268 + 57571666269.

It is an arithmetic number, because the mean of its divisors is an integer number (57571666269).

Almost surely, 2^115143332537 is an apocalyptic number.

It is an amenable number.

115143332537 is a deficient number, since it is larger than the sum of its proper divisors (1).

115143332537 is an equidigital number, since it uses as much as digits as its factorization.

115143332537 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 113400, while the sum is 38.

The spelling of 115143332537 in words is "one hundred fifteen billion, one hundred forty-three million, three hundred thirty-two thousand, five hundred thirty-seven".