253113752085433 has 2 divisors, whose sum is σ = 253113752085434. Its totient is φ = 253113752085432.

The previous prime is 253113752085401. The next prime is 253113752085451. The reversal of 253113752085433 is 334580257311352.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 139764341906809 + 113349410178624 = 11822197^2 + 10646568^2 .

It is a cyclic number.

It is not a de Polignac number, because 253113752085433 - 2⁵ = 253113752085401 is a prime.

It is not a weakly prime, because it can be changed into another prime (253113752085533) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 126556876042716 + 126556876042717.

It is an arithmetic number, because the mean of its divisors is an integer number (126556876042717).

Almost surely, 2^{253113752085433} is an apocalyptic number.

It is an amenable number.

253113752085433 is a deficient number, since it is larger than the sum of its proper divisors (1).

253113752085433 is an equidigital number, since it uses as much as digits as its factorization.

253113752085433 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 9072000, while the sum is 52.

The spelling of 253113752085433 in words is "two hundred fifty-three trillion, one hundred thirteen billion, seven hundred fifty-two million, eighty-five thousand, four hundred thirty-three".