137234602 has 4 divisors (see below), whose sum is σ = 205851906. Its totient is φ = 68617300.

The previous prime is 137234599. The next prime is 137234609. The reversal of 137234602 is 206432731.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 206432731 = 37 ⋅5579263.

It can be written as a sum of positive squares in only one way, i.e., 89472681 + 47761921 = 9459^2 + 6911^2 .

It is not an unprimeable number, because it can be changed into a prime (137234609) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 34308649 + ... + 34308652.

Almost surely, 2^137234602 is an apocalyptic number.

137234602 is a deficient number, since it is larger than the sum of its proper divisors (68617304).

137234602 is an equidigital number, since it uses as much as digits as its factorization.

137234602 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 68617303.

The product of its (nonzero) digits is 6048, while the sum is 28.

The square root of 137234602 is about 11714.7173248013. The cubic root of 137234602 is about 515.8077649603.

The spelling of 137234602 in words is "one hundred thirty-seven million, two hundred thirty-four thousand, six hundred two".