1453339453 has 2 divisors, whose sum is σ = 1453339454. Its totient is φ = 1453339452.

The previous prime is 1453339409. The next prime is 1453339471. The reversal of 1453339453 is 3549333541.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 945378009 + 507961444 = 30747^2 + 22538^2 .

It is a cyclic number.

It is not a de Polignac number, because 1453339453 - 2⁹ = 1453338941 is a prime.

It is a super-2 number, since 2×1453339453² = 4224391131292678418, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1453339403) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 726669726 + 726669727.

It is an arithmetic number, because the mean of its divisors is an integer number (726669727).

Almost surely, 2^1453339453 is an apocalyptic number.

It is an amenable number.

1453339453 is a deficient number, since it is larger than the sum of its proper divisors (1).

1453339453 is an equidigital number, since it uses as much as digits as its factorization.

1453339453 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 291600, while the sum is 40.

The square root of 1453339453 is about 38122.6894775277. The cubic root of 1453339453 is about 1132.7194409953.

The spelling of 1453339453 in words is "one billion, four hundred fifty-three million, three hundred thirty-nine thousand, four hundred fifty-three".