453421125215519 has 2 divisors, whose sum is σ = 453421125215520. Its totient is φ = 453421125215518.

The previous prime is 453421125215491. The next prime is 453421125215521. The reversal of 453421125215519 is 915512521124354.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 453421125215519 - 2²⁴ = 453421108438303 is a prime.

It is a super-2 number, since 2×453421125215519² (a number of 30 digits) contains 22 as substring.

Together with 453421125215521, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (453421125212519) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 226710562607759 + 226710562607760.

It is an arithmetic number, because the mean of its divisors is an integer number (226710562607760).

Almost surely, 2^{453421125215519} is an apocalyptic number.

453421125215519 is a deficient number, since it is larger than the sum of its proper divisors (1).

453421125215519 is an equidigital number, since it uses as much as digits as its factorization.

453421125215519 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 2160000, while the sum is 50.

The spelling of 453421125215519 in words is "four hundred fifty-three trillion, four hundred twenty-one billion, one hundred twenty-five million, two hundred fifteen thousand, five hundred nineteen".