1456531612 has 12 divisors (see below), whose sum is σ = 2636824680. Its totient is φ = 703153136.

The previous prime is 1456531597. The next prime is 1456531619. The reversal of 1456531612 is 2161356541.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1456531619) 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, 6278038 + ... + 6278269.

It is an arithmetic number, because the mean of its divisors is an integer number (219735390).

Almost surely, 2^1456531612 is an apocalyptic number.

It is an amenable number.

1456531612 is a deficient number, since it is larger than the sum of its proper divisors (1180293068).

1456531612 is a wasteful number, since it uses less digits than its factorization.

1456531612 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12556340 (or 12556338 counting only the distinct ones).

The product of its digits is 21600, while the sum is 34.

The square root of 1456531612 is about 38164.5334309225. The cubic root of 1456531612 is about 1133.5481477086.

The spelling of 1456531612 in words is "one billion, four hundred fifty-six million, five hundred thirty-one thousand, six hundred twelve".