117970693 has 2 divisors, whose sum is σ = 117970694. Its totient is φ = 117970692.

The previous prime is 117970687. The next prime is 117970729. The reversal of 117970693 is 396079711.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 117896164 + 74529 = 10858^2 + 273^2 .

It is a cyclic number.

It is not a de Polignac number, because 117970693 - 2⁵ = 117970661 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (117970613) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 58985346 + 58985347.

It is an arithmetic number, because the mean of its divisors is an integer number (58985347).

Almost surely, 2^117970693 is an apocalyptic number.

It is an amenable number.

117970693 is a deficient number, since it is larger than the sum of its proper divisors (1).

117970693 is an equidigital number, since it uses as much as digits as its factorization.

117970693 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 71442, while the sum is 43.

The square root of 117970693 is about 10861.4314434148. The cubic root of 117970693 is about 490.4462033014.

The spelling of 117970693 in words is "one hundred seventeen million, nine hundred seventy thousand, six hundred ninety-three".