117267497 has 2 divisors, whose sum is σ = 117267498. Its totient is φ = 117267496.

The previous prime is 117267481. The next prime is 117267499. The reversal of 117267497 is 794762711.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 117267241 + 256 = 10829^2 + 16^2 .

It is a cyclic number.

It is not a de Polignac number, because 117267497 - 2⁴ = 117267481 is a prime.

Together with 117267499, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (117267499) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 58633748 + 58633749.

It is an arithmetic number, because the mean of its divisors is an integer number (58633749).

Almost surely, 2^117267497 is an apocalyptic number.

It is an amenable number.

117267497 is a deficient number, since it is larger than the sum of its proper divisors (1).

117267497 is an equidigital number, since it uses as much as digits as its factorization.

117267497 is an evil number, because the sum of its binary digits is even.

The product of its digits is 148176, while the sum is 44.

The square root of 117267497 is about 10829.0118201062. The cubic root of 117267497 is about 489.4697818772.

The spelling of 117267497 in words is "one hundred seventeen million, two hundred sixty-seven thousand, four hundred ninety-seven".