137412473 has 4 divisors (see below), whose sum is σ = 149904528. Its totient is φ = 124920420.

The previous prime is 137412461. The next prime is 137412493. The reversal of 137412473 is 374214731.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 137412473 - 2²⁰ = 136363897 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (137412493) 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, 6246011 + ... + 6246032.

It is an arithmetic number, because the mean of its divisors is an integer number (37476132).

Almost surely, 2^137412473 is an apocalyptic number.

It is an amenable number.

137412473 is a deficient number, since it is larger than the sum of its proper divisors (12492055).

137412473 is a wasteful number, since it uses less digits than its factorization.

137412473 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12492054.

The product of its digits is 14112, while the sum is 32.

The square root of 137412473 is about 11722.3066416128. The cubic root of 137412473 is about 516.0305164433.

The spelling of 137412473 in words is "one hundred thirty-seven million, four hundred twelve thousand, four hundred seventy-three".