1053157323 has 4 divisors (see below), whose sum is σ = 1404209768. Its totient is φ = 702104880.

The previous prime is 1053157321. The next prime is 1053157331. The reversal of 1053157323 is 3237513501.

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

It is not a de Polignac number, because 1053157323 - 2¹ = 1053157321 is a prime.

It is a super-2 number, since 2×1053157323² = 2218280693977052658, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1053157321) 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, 175526218 + ... + 175526223.

It is an arithmetic number, because the mean of its divisors is an integer number (351052442).

Almost surely, 2^1053157323 is an apocalyptic number.

1053157323 is a deficient number, since it is larger than the sum of its proper divisors (351052445).

1053157323 is an equidigital number, since it uses as much as digits as its factorization.

1053157323 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 351052444.

The product of its (nonzero) digits is 9450, while the sum is 30.

The square root of 1053157323 is about 32452.3854747228. The cubic root of 1053157323 is about 1017.4140966260.

The spelling of 1053157323 in words is "one billion, fifty-three million, one hundred fifty-seven thousand, three hundred twenty-three".