7959149 has 4 divisors (see below), whose sum is σ = 8682720. Its totient is φ = 7235580.

The previous prime is 7959089. The next prime is 7959151. The reversal of 7959149 is 9419597.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 7959149 - 2⁸ = 7958893 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (7959199) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 361769 + ... + 361790.

It is an arithmetic number, because the mean of its divisors is an integer number (2170680).

Almost surely, 2^7959149 is an apocalyptic number.

It is an amenable number.

7959149 is a deficient number, since it is larger than the sum of its proper divisors (723571).

7959149 is a wasteful number, since it uses less digits than its factorization.

7959149 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 723570.

The product of its digits is 102060, while the sum is 44.

The square root of 7959149 is about 2821.1963774257. The cubic root of 7959149 is about 199.6589939047.

The spelling of 7959149 in words is "seven million, nine hundred fifty-nine thousand, one hundred forty-nine".