137059018 has 4 divisors (see below), whose sum is σ = 205588530. Its totient is φ = 68529508.

The previous prime is 137058983. The next prime is 137059037. The reversal of 137059018 is 810950731.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 810950731 = 31 ⋅26159701.

It can be written as a sum of positive squares in only one way, i.e., 69605649 + 67453369 = 8343^2 + 8213^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 34264753 + ... + 34264756.

Almost surely, 2^137059018 is an apocalyptic number.

137059018 is a deficient number, since it is larger than the sum of its proper divisors (68529512).

137059018 is an equidigital number, since it uses as much as digits as its factorization.

137059018 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 68529511.

The product of its (nonzero) digits is 7560, while the sum is 34.

The square root of 137059018 is about 11707.2207632726. The cubic root of 137059018 is about 515.5876886770.

The spelling of 137059018 in words is "one hundred thirty-seven million, fifty-nine thousand, eighteen".