3901159523 has 4 divisors (see below), whose sum is σ = 3901310328. Its totient is φ = 3901008720.

The previous prime is 3901159519. The next prime is 3901159543. The reversal of 3901159523 is 3259511093.

It is a happy number.

3901159523 is digitally balanced in base 2 and base 3, because in such bases it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 3901159523 - 2² = 3901159519 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3901159543) 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, 25661 + ... + 91982.

It is an arithmetic number, because the mean of its divisors is an integer number (975327582).

Almost surely, 2^3901159523 is an apocalyptic number.

3901159523 is a deficient number, since it is larger than the sum of its proper divisors (150805).

3901159523 is a wasteful number, since it uses less digits than its factorization.

3901159523 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 150804.

The product of its (nonzero) digits is 36450, while the sum is 38.

The square root of 3901159523 is about 62459.2629079146. The cubic root of 3901159523 is about 1574.2168977412.

The spelling of 3901159523 in words is "three billion, nine hundred one million, one hundred fifty-nine thousand, five hundred twenty-three".