137212456 has 32 divisors (see below), whose sum is σ = 267501600. Its totient is φ = 65903040.

The previous prime is 137212447. The next prime is 137212459. The reversal of 137212456 is 654212731.

It is not an unprimeable number, because it can be changed into a prime (137212459) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 47551 + ... + 50353.

It is an arithmetic number, because the mean of its divisors is an integer number (8359425).

Almost surely, 2^137212456 is an apocalyptic number.

It is an amenable number.

137212456 is a deficient number, since it is larger than the sum of its proper divisors (130289144).

137212456 is a wasteful number, since it uses less digits than its factorization.

137212456 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3049 (or 3045 counting only the distinct ones).

The product of its digits is 10080, while the sum is 31.

The square root of 137212456 is about 11713.7720653938. The cubic root of 137212456 is about 515.7800176014.

The spelling of 137212456 in words is "one hundred thirty-seven million, two hundred twelve thousand, four hundred fifty-six".