115697573 has 2 divisors, whose sum is σ = 115697574. Its totient is φ = 115697572.

The previous prime is 115697551. The next prime is 115697579. The reversal of 115697573 is 375796511.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 85414564 + 30283009 = 9242^2 + 5503^2 .

It is a cyclic number.

It is not a de Polignac number, because 115697573 - 2¹² = 115693477 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (115697579) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 57848786 + 57848787.

It is an arithmetic number, because the mean of its divisors is an integer number (57848787).

Almost surely, 2^115697573 is an apocalyptic number.

It is an amenable number.

115697573 is a deficient number, since it is larger than the sum of its proper divisors (1).

115697573 is an equidigital number, since it uses as much as digits as its factorization.

115697573 is an evil number, because the sum of its binary digits is even.

The product of its digits is 198450, while the sum is 44.

The square root of 115697573 is about 10756.2806304038. The cubic root of 115697573 is about 487.2756950132.

The spelling of 115697573 in words is "one hundred fifteen million, six hundred ninety-seven thousand, five hundred seventy-three".