137047380 has 96 divisors (see below), whose sum is σ = 406425600. Its totient is φ = 34409088.

The previous prime is 137047367. The next prime is 137047397. The reversal of 137047380 is 83740731.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 272209 + ... + 272711.

It is an arithmetic number, because the mean of its divisors is an integer number (4233600).

Almost surely, 2^137047380 is an apocalyptic number.

137047380 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 137047380, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (203212800).

137047380 is an abundant number, since it is smaller than the sum of its proper divisors (269378220).

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

137047380 is a wasteful number, since it uses less digits than its factorization.

137047380 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 773 (or 771 counting only the distinct ones).

The product of its (nonzero) digits is 14112, while the sum is 33.

The square root of 137047380 is about 11706.7237090486. The cubic root of 137047380 is about 515.5730950140.

The spelling of 137047380 in words is "one hundred thirty-seven million, forty-seven thousand, three hundred eighty".