152723453 has 4 divisors (see below), whose sum is σ = 157650048. Its totient is φ = 147796860.

The previous prime is 152723437. The next prime is 152723471. The reversal of 152723453 is 354327251.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 354327251 = 227 ⋅1560913.

It is a cyclic number.

It is not a de Polignac number, because 152723453 - 2⁴ = 152723437 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (152723423) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2463251 + ... + 2463312.

It is an arithmetic number, because the mean of its divisors is an integer number (39412512).

Almost surely, 2^152723453 is an apocalyptic number.

It is an amenable number.

152723453 is a deficient number, since it is larger than the sum of its proper divisors (4926595).

152723453 is an equidigital number, since it uses as much as digits as its factorization.

152723453 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4926594.

The product of its digits is 25200, while the sum is 32.

The square root of 152723453 is about 12358.1330709780. The cubic root of 152723453 is about 534.5256843641.

The spelling of 152723453 in words is "one hundred fifty-two million, seven hundred twenty-three thousand, four hundred fifty-three".