117270626537 has 2 divisors, whose sum is σ = 117270626538. Its totient is φ = 117270626536.

The previous prime is 117270626519. The next prime is 117270626549. The reversal of 117270626537 is 735626072711.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 76664749456 + 40605877081 = 276884^2 + 201509^2 .

It is an emirp because it is prime and its reverse (735626072711) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 117270626537 - 2²⁸ = 117002191081 is a prime.

It is a super-2 number, since 2×117270626537² (a number of 23 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 117270626491 and 117270626500.

It is not a weakly prime, because it can be changed into another prime (117270626597) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 58635313268 + 58635313269.

It is an arithmetic number, because the mean of its divisors is an integer number (58635313269).

Almost surely, 2^117270626537 is an apocalyptic number.

It is an amenable number.

117270626537 is a deficient number, since it is larger than the sum of its proper divisors (1).

117270626537 is an equidigital number, since it uses as much as digits as its factorization.

117270626537 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 740880, while the sum is 47.

The spelling of 117270626537 in words is "one hundred seventeen billion, two hundred seventy million, six hundred twenty-six thousand, five hundred thirty-seven".