137442267 has 6 divisors (see below), whose sum is σ = 198527732. Its totient is φ = 91628172.

The previous prime is 137442247. The next prime is 137442271. The reversal of 137442267 is 762244731.

137442267 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 137442267 - 2¹⁵ = 137409499 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (137442247) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 7635673 + ... + 7635690.

Almost surely, 2^137442267 is an apocalyptic number.

137442267 is a deficient number, since it is larger than the sum of its proper divisors (61085465).

137442267 is a wasteful number, since it uses less digits than its factorization.

137442267 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15271369 (or 15271366 counting only the distinct ones).

The product of its digits is 56448, while the sum is 36.

The square root of 137442267 is about 11723.5773977059. The cubic root of 137442267 is about 516.0678092786.

Adding to 137442267 its reverse (762244731), we get a palindrome (899686998).

The spelling of 137442267 in words is "one hundred thirty-seven million, four hundred forty-two thousand, two hundred sixty-seven".