162631121233453 has 2 divisors, whose sum is σ = 162631121233454. Its totient is φ = 162631121233452.

The previous prime is 162631121233447. The next prime is 162631121233501. The reversal of 162631121233453 is 354332121136261.

162631121233453 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 133696910056644 + 28934211176809 = 11562738^2 + 5379053^2 .

It is a cyclic number.

It is not a de Polignac number, because 162631121233453 - 2⁴⁵ = 127446749144621 is a prime.

It is a super-2 number, since 2×162631121233453² (a number of 29 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (162631121333453) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 81315560616726 + 81315560616727.

It is an arithmetic number, because the mean of its divisors is an integer number (81315560616727).

Almost surely, 2^{162631121233453} is an apocalyptic number.

It is an amenable number.

162631121233453 is a deficient number, since it is larger than the sum of its proper divisors (1).

162631121233453 is an equidigital number, since it uses as much as digits as its factorization.

162631121233453 is an evil number, because the sum of its binary digits is even.

The product of its digits is 466560, while the sum is 43.

The spelling of 162631121233453 in words is "one hundred sixty-two trillion, six hundred thirty-one billion, one hundred twenty-one million, two hundred thirty-three thousand, four hundred fifty-three".