117493357 has 2 divisors, whose sum is σ = 117493358. Its totient is φ = 117493356.

The previous prime is 117493349. The next prime is 117493399. The reversal of 117493357 is 753394711.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 111112681 + 6380676 = 10541^2 + 2526^2 .

It is a cyclic number.

It is not a de Polignac number, because 117493357 - 2³ = 117493349 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (117493457) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 58746678 + 58746679.

It is an arithmetic number, because the mean of its divisors is an integer number (58746679).

Almost surely, 2^117493357 is an apocalyptic number.

It is an amenable number.

117493357 is a deficient number, since it is larger than the sum of its proper divisors (1).

117493357 is an equidigital number, since it uses as much as digits as its factorization.

117493357 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 79380, while the sum is 40.

The square root of 117493357 is about 10839.4352712676. The cubic root of 117493357 is about 489.7838238427.

The spelling of 117493357 in words is "one hundred seventeen million, four hundred ninety-three thousand, three hundred fifty-seven".