1457075453 has 4 divisors (see below), whose sum is σ = 1458624828. Its totient is φ = 1455526080.

The previous prime is 1457075381. The next prime is 1457075471. The reversal of 1457075453 is 3545707541.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 826965049 + 630110404 = 28757^2 + 25102^2 .

It is a cyclic number.

It is not a de Polignac number, because 1457075453 - 2²⁸ = 1188639997 is a prime.

It is a Duffinian number.

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 1457075453.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1457075483) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 773276 + ... + 775157.

It is an arithmetic number, because the mean of its divisors is an integer number (364656207).

Almost surely, 2^1457075453 is an apocalyptic number.

It is an amenable number.

1457075453 is a deficient number, since it is larger than the sum of its proper divisors (1549375).

1457075453 is an equidigital number, since it uses as much as digits as its factorization.

1457075453 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1549374.

The product of its (nonzero) digits is 294000, while the sum is 41.

The square root of 1457075453 is about 38171.6577187840. The cubic root of 1457075453 is about 1133.6892118739.

The spelling of 1457075453 in words is "one billion, four hundred fifty-seven million, seventy-five thousand, four hundred fifty-three".