137781348 has 24 divisors (see below), whose sum is σ = 322525728. Its totient is φ = 45779136.

The previous prime is 137781337. The next prime is 137781359. The reversal of 137781348 is 843187731.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (137781337) and next prime (137781359).

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 14586 + ... + 22097.

It is an arithmetic number, because the mean of its divisors is an integer number (13438572).

Almost surely, 2^137781348 is an apocalyptic number.

It is an amenable number.

137781348 is an abundant number, since it is smaller than the sum of its proper divisors (184744380).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

137781348 is a wasteful number, since it uses less digits than its factorization.

137781348 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 37003 (or 37001 counting only the distinct ones).

The product of its digits is 112896, while the sum is 42.

The square root of 137781348 is about 11738.0299880346. The cubic root of 137781348 is about 516.4918541905.

The spelling of 137781348 in words is "one hundred thirty-seven million, seven hundred eighty-one thousand, three hundred forty-eight".