137418466 has 4 divisors (see below), whose sum is σ = 206127702. Its totient is φ = 68709232.

The previous prime is 137418451. The next prime is 137418467. The reversal of 137418466 is 664814731.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 137241225 + 177241 = 11715^2 + 421^2 .

It is a Smith number, since the sum of its digits (40) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is not an unprimeable number, because it can be changed into a prime (137418467) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 34354615 + ... + 34354618.

Almost surely, 2^137418466 is an apocalyptic number.

137418466 is a deficient number, since it is larger than the sum of its proper divisors (68709236).

137418466 is an equidigital number, since it uses as much as digits as its factorization.

137418466 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 68709235.

The product of its digits is 96768, while the sum is 40.

The square root of 137418466 is about 11722.5622625772. The cubic root of 137418466 is about 516.0380182512.

The spelling of 137418466 in words is "one hundred thirty-seven million, four hundred eighteen thousand, four hundred sixty-six".