523054253453 has 2 divisors, whose sum is σ = 523054253454. Its totient is φ = 523054253452.

The previous prime is 523054253431. The next prime is 523054253461. The reversal of 523054253453 is 354352450325.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 474132776329 + 48921477124 = 688573^2 + 221182^2 .

It is a cyclic number.

It is not a de Polignac number, because 523054253453 - 2³⁰ = 521980511629 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 523054253453.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (523054253053) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 261527126726 + 261527126727.

It is an arithmetic number, because the mean of its divisors is an integer number (261527126727).

Almost surely, 2^523054253453 is an apocalyptic number.

It is an amenable number.

523054253453 is a deficient number, since it is larger than the sum of its proper divisors (1).

523054253453 is an equidigital number, since it uses as much as digits as its factorization.

523054253453 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1080000, while the sum is 41.

The spelling of 523054253453 in words is "five hundred twenty-three billion, fifty-four million, two hundred fifty-three thousand, four hundred fifty-three".