117431453 has 2 divisors, whose sum is σ = 117431454. Its totient is φ = 117431452.

The previous prime is 117431443. The next prime is 117431459. The reversal of 117431453 is 354134711.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 101646724 + 15784729 = 10082^2 + 3973^2 .

It is a cyclic number.

It is not a de Polignac number, because 117431453 - 2⁴ = 117431437 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (117431459) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 58715726 + 58715727.

It is an arithmetic number, because the mean of its divisors is an integer number (58715727).

Almost surely, 2^117431453 is an apocalyptic number.

It is an amenable number.

117431453 is a deficient number, since it is larger than the sum of its proper divisors (1).

117431453 is an equidigital number, since it uses as much as digits as its factorization.

117431453 is an evil number, because the sum of its binary digits is even.

The product of its digits is 5040, while the sum is 29.

The square root of 117431453 is about 10836.5793957318. The cubic root of 117431453 is about 489.6977908816.

The spelling of 117431453 in words is "one hundred seventeen million, four hundred thirty-one thousand, four hundred fifty-three".