137384745 has 64 divisors (see below), whose sum is σ = 237945600. Its totient is φ = 67558400.

The previous prime is 137384743. The next prime is 137384771. The reversal of 137384745 is 547483731.

It is not a de Polignac number, because 137384745 - 2¹ = 137384743 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 137384697 and 137384706.

It is not an unprimeable number, because it can be changed into a prime (137384743) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 1360195 + ... + 1360295.

It is an arithmetic number, because the mean of its divisors is an integer number (3717900).

Almost surely, 2^137384745 is an apocalyptic number.

137384745 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

137384745 is a deficient number, since it is larger than the sum of its proper divisors (100560855).

137384745 is a wasteful number, since it uses less digits than its factorization.

137384745 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 250.

The product of its digits is 282240, while the sum is 42.

The square root of 137384745 is about 11721.1238795604. The cubic root of 137384745 is about 515.9958047553.

The spelling of 137384745 in words is "one hundred thirty-seven million, three hundred eighty-four thousand, seven hundred forty-five".