137452645 has 8 divisors (see below), whose sum is σ = 179938080. Its totient is φ = 99965520.

The previous prime is 137452643. The next prime is 137452657. The reversal of 137452645 is 546254731.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 137452645 - 2¹ = 137452643 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (137452643) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1249515 + ... + 1249624.

It is an arithmetic number, because the mean of its divisors is an integer number (22492260).

Almost surely, 2^137452645 is an apocalyptic number.

It is an amenable number.

137452645 is a deficient number, since it is larger than the sum of its proper divisors (42485435).

137452645 is a wasteful number, since it uses less digits than its factorization.

137452645 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2499155.

The product of its digits is 100800, while the sum is 37.

The square root of 137452645 is about 11724.0200016888. The cubic root of 137452645 is about 516.0807980460.

The spelling of 137452645 in words is "one hundred thirty-seven million, four hundred fifty-two thousand, six hundred forty-five".