117453537923 has 2 divisors, whose sum is σ = 117453537924. Its totient is φ = 117453537922.

The previous prime is 117453537847. The next prime is 117453537947. The reversal of 117453537923 is 329735354711.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 117453537923 - 2²⁰ = 117452489347 is a prime.

It is not a weakly prime, because it can be changed into another prime (117453537953) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 58726768961 + 58726768962.

It is an arithmetic number, because the mean of its divisors is an integer number (58726768962).

Almost surely, 2^117453537923 is an apocalyptic number.

117453537923 is a deficient number, since it is larger than the sum of its proper divisors (1).

117453537923 is an equidigital number, since it uses as much as digits as its factorization.

117453537923 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 2381400, while the sum is 50.

The spelling of 117453537923 in words is "one hundred seventeen billion, four hundred fifty-three million, five hundred thirty-seven thousand, nine hundred twenty-three".