117623453 has 2 divisors, whose sum is σ = 117623454. Its totient is φ = 117623452.

The previous prime is 117623423. The next prime is 117623491. The reversal of 117623453 is 354326711.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 61042969 + 56580484 = 7813^2 + 7522^2 .

It is a cyclic number.

It is not a de Polignac number, because 117623453 - 2¹² = 117619357 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (117623423) 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, 58811726 + 58811727.

It is an arithmetic number, because the mean of its divisors is an integer number (58811727).

Almost surely, 2^117623453 is an apocalyptic number.

It is an amenable number.

117623453 is a deficient number, since it is larger than the sum of its proper divisors (1).

117623453 is an equidigital number, since it uses as much as digits as its factorization.

117623453 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 15120, while the sum is 32.

The square root of 117623453 is about 10845.4346616445. The cubic root of 117623453 is about 489.9645302660.

The spelling of 117623453 in words is "one hundred seventeen million, six hundred twenty-three thousand, four hundred fifty-three".