1357272492 has 12 divisors (see below), whose sum is σ = 3166969176. Its totient is φ = 452424160.

The previous prime is 1357272461. The next prime is 1357272547. The reversal of 1357272492 is 2942727531.

It is a tau number, because it is divible by the number of its divisors (12).

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 56553009 + ... + 56553032.

It is an arithmetic number, because the mean of its divisors is an integer number (263914098).

Almost surely, 2^1357272492 is an apocalyptic number.

1357272492 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1357272492 is an abundant number, since it is smaller than the sum of its proper divisors (1809696684).

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

1357272492 is a wasteful number, since it uses less digits than its factorization.

1357272492 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 113106048 (or 113106046 counting only the distinct ones).

The product of its digits is 211680, while the sum is 42.

The square root of 1357272492 is about 36841.1792970855. The cubic root of 1357272492 is about 1107.1904957499.

The spelling of 1357272492 in words is "one billion, three hundred fifty-seven million, two hundred seventy-two thousand, four hundred ninety-two".