3949525159 has 8 divisors (see below), whose sum is σ = 3969669200. Its totient is φ = 3929432256.

The previous prime is 3949525123. The next prime is 3949525163. The reversal of 3949525159 is 9515259493.

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 3949525159 - 2⁷ = 3949525031 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 (3949529159) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 147112 + ... + 171874.

It is an arithmetic number, because the mean of its divisors is an integer number (496208650).

Almost surely, 2^3949525159 is an apocalyptic number.

3949525159 is a deficient number, since it is larger than the sum of its proper divisors (20144041).

3949525159 is a wasteful number, since it uses less digits than its factorization.

3949525159 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25569.

The product of its digits is 2187000, while the sum is 52.

The square root of 3949525159 is about 62845.2477041821. The cubic root of 3949525159 is about 1580.6957837897.

The spelling of 3949525159 in words is "three billion, nine hundred forty-nine million, five hundred twenty-five thousand, one hundred fifty-nine".