453040373 has 2 divisors, whose sum is σ = 453040374. Its totient is φ = 453040372.

The previous prime is 453040331. The next prime is 453040397. The reversal of 453040373 is 373040354.

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., 365842129 + 87198244 = 19127^2 + 9338^2 .

It is a cyclic number.

It is not a de Polignac number, because 453040373 - 2²⁰ = 451991797 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (453040573) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 226520186 + 226520187.

It is an arithmetic number, because the mean of its divisors is an integer number (226520187).

Almost surely, 2^453040373 is an apocalyptic number.

It is an amenable number.

453040373 is a deficient number, since it is larger than the sum of its proper divisors (1).

453040373 is an equidigital number, since it uses as much as digits as its factorization.

453040373 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 15120, while the sum is 29.

The square root of 453040373 is about 21284.7450771674. The cubic root of 453040373 is about 768.0313871766.

The spelling of 453040373 in words is "four hundred fifty-three million, forty thousand, three hundred seventy-three".