117581072573 has 2 divisors, whose sum is σ = 117581072574. Its totient is φ = 117581072572.

The previous prime is 117581072551. The next prime is 117581072617. The reversal of 117581072573 is 375270185711.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 100500412324 + 17080660249 = 317018^2 + 130693^2 .

It is a cyclic number.

It is not a de Polignac number, because 117581072573 - 2¹⁰ = 117581071549 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (117581032573) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 58790536286 + 58790536287.

It is an arithmetic number, because the mean of its divisors is an integer number (58790536287).

Almost surely, 2^117581072573 is an apocalyptic number.

It is an amenable number.

117581072573 is a deficient number, since it is larger than the sum of its proper divisors (1).

117581072573 is an equidigital number, since it uses as much as digits as its factorization.

117581072573 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 411600, while the sum is 47.

The spelling of 117581072573 in words is "one hundred seventeen billion, five hundred eighty-one million, seventy-two thousand, five hundred seventy-three".