1357493952 has 42 divisors (see below), whose sum is σ = 3593054028. Its totient is φ = 452327808.

The previous prime is 1357493947. The next prime is 1357493993. The reversal of 1357493952 is 2593947531.

It is a Harshad number since it is a multiple of its sum of digits (48).

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 509199 + ... + 511857.

Almost surely, 2^1357493952 is an apocalyptic number.

1357493952 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1357493952 is an abundant number, since it is smaller than the sum of its proper divisors (2235560076).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1357493952 is an frugal number, since it uses more digits than its factorization.

1357493952 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5333 (or 2664 counting only the distinct ones).

The product of its digits is 1020600, while the sum is 48.

The square root of 1357493952 is about 36844.1847786052. The cubic root of 1357493952 is about 1107.2507108931.

Multiplying 1357493952 by its sum of digits (48), we get a square (65159709696 = 255264²).

1357493952 divided by its sum of digits (48) gives a square (28281124 = 5318²).

The spelling of 1357493952 in words is "one billion, three hundred fifty-seven million, four hundred ninety-three thousand, nine hundred fifty-two".