137431352 has 8 divisors (see below), whose sum is σ = 257683800. Its totient is φ = 68715672.

The previous prime is 137431297. The next prime is 137431379. The reversal of 137431352 is 253134731.

It is a tau number, because it is divible by the number of its divisors (8).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8589452 + ... + 8589467.

It is an arithmetic number, because the mean of its divisors is an integer number (32210475).

Almost surely, 2^137431352 is an apocalyptic number.

It is an amenable number.

137431352 is a deficient number, since it is larger than the sum of its proper divisors (120252448).

137431352 is a wasteful number, since it uses less digits than its factorization.

137431352 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17178925 (or 17178921 counting only the distinct ones).

The product of its digits is 7560, while the sum is 29.

The square root of 137431352 is about 11723.1118735599. Note that the first 3 decimals coincide. The cubic root of 137431352 is about 516.0541477139.

The spelling of 137431352 in words is "one hundred thirty-seven million, four hundred thirty-one thousand, three hundred fifty-two".