149964613 has 8 divisors (see below), whose sum is σ = 153446400. Its totient is φ = 146507088.

The previous prime is 149964583. The next prime is 149964629. The reversal of 149964613 is 316469941.

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 149964613 - 2¹³ = 149956421 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 149964613.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (149964313) 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, 6748 + ... + 18586.

It is an arithmetic number, because the mean of its divisors is an integer number (19180800).

Almost surely, 2^149964613 is an apocalyptic number.

It is an amenable number.

149964613 is a deficient number, since it is larger than the sum of its proper divisors (3481787).

149964613 is a wasteful number, since it uses less digits than its factorization.

149964613 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12131.

The product of its digits is 139968, while the sum is 43.

The square root of 149964613 is about 12246.0039604762. The cubic root of 149964613 is about 531.2874987510.

The spelling of 149964613 in words is "one hundred forty-nine million, nine hundred sixty-four thousand, six hundred thirteen".