115373640377 has 4 divisors (see below), whose sum is σ = 115406355456. Its totient is φ = 115340925300.

The previous prime is 115373640373. The next prime is 115373640379. The reversal of 115373640377 is 773046373511.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 773046373511 = 757 ⋅1021197323.

It is a cyclic number.

It is not a de Polignac number, because 115373640377 - 2² = 115373640373 is a prime.

It is a super-2 number, since 2×115373640377² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (115373640373) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 16352249 + ... + 16359302.

It is an arithmetic number, because the mean of its divisors is an integer number (28851588864).

Almost surely, 2^115373640377 is an apocalyptic number.

It is an amenable number.

115373640377 is a deficient number, since it is larger than the sum of its proper divisors (32715079).

115373640377 is an equidigital number, since it uses as much as digits as its factorization.

115373640377 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 32715078.

The product of its (nonzero) digits is 1111320, while the sum is 47.

The spelling of 115373640377 in words is "one hundred fifteen billion, three hundred seventy-three million, six hundred forty thousand, three hundred seventy-seven".