149631713 has 8 divisors (see below), whose sum is σ = 186553920. Its totient is φ = 116596080.

The previous prime is 149631709. The next prime is 149631731. The reversal of 149631713 is 317136941.

It is a happy number.

149631713 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a cyclic number.

It is not a de Polignac number, because 149631713 - 2² = 149631709 is a prime.

It is not an unprimeable number, because it can be changed into a prime (149631733) 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, 971558 + ... + 971711.

It is an arithmetic number, because the mean of its divisors is an integer number (23319240).

Almost surely, 2^149631713 is an apocalyptic number.

It is an amenable number.

149631713 is a deficient number, since it is larger than the sum of its proper divisors (36922207).

149631713 is a wasteful number, since it uses less digits than its factorization.

149631713 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1943287.

The product of its digits is 13608, while the sum is 35.

The square root of 149631713 is about 12232.4042199398. The cubic root of 149631713 is about 530.8940800669.

The spelling of 149631713 in words is "one hundred forty-nine million, six hundred thirty-one thousand, seven hundred thirteen".