137442268 has 6 divisors (see below), whose sum is σ = 240523976. Its totient is φ = 68721132.

The previous prime is 137442247. The next prime is 137442271. The reversal of 137442268 is 862244731.

It is a congruent number.

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, 17180280 + ... + 17180287.

Almost surely, 2^137442268 is an apocalyptic number.

It is an amenable number.

137442268 is a deficient number, since it is larger than the sum of its proper divisors (103081708).

137442268 is a wasteful number, since it uses less digits than its factorization.

137442268 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 34360571 (or 34360569 counting only the distinct ones).

The product of its digits is 64512, while the sum is 37.

The square root of 137442268 is about 11723.5774403550. The cubic root of 137442268 is about 516.0678105302.

Adding to 137442268 its reverse (862244731), we get a palindrome (999686999).

The spelling of 137442268 in words is "one hundred thirty-seven million, four hundred forty-two thousand, two hundred sixty-eight".