117581452433 has 2 divisors, whose sum is σ = 117581452434. Its totient is φ = 117581452432.

The previous prime is 117581452393. The next prime is 117581452489. The reversal of 117581452433 is 334254185711.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 79465918609 + 38115533824 = 281897^2 + 195232^2 .

It is an emirp because it is prime and its reverse (334254185711) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 117581452433 - 2¹⁰ = 117581451409 is a prime.

It is not a weakly prime, because it can be changed into another prime (117581452033) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 58790726216 + 58790726217.

It is an arithmetic number, because the mean of its divisors is an integer number (58790726217).

Almost surely, 2^117581452433 is an apocalyptic number.

It is an amenable number.

117581452433 is a deficient number, since it is larger than the sum of its proper divisors (1).

117581452433 is an equidigital number, since it uses as much as digits as its factorization.

117581452433 is an evil number, because the sum of its binary digits is even.

The product of its digits is 403200, while the sum is 44.

The spelling of 117581452433 in words is "one hundred seventeen billion, five hundred eighty-one million, four hundred fifty-two thousand, four hundred thirty-three".