4002131039 has 2 divisors, whose sum is σ = 4002131040. Its totient is φ = 4002131038.

The previous prime is 4002131017. The next prime is 4002131047. The reversal of 4002131039 is 9301312004.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 4002131039 - 2¹² = 4002126943 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4002131059) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2001065519 + 2001065520.

It is an arithmetic number, because the mean of its divisors is an integer number (2001065520).

Almost surely, 2^4002131039 is an apocalyptic number.

4002131039 is a deficient number, since it is larger than the sum of its proper divisors (1).

4002131039 is an equidigital number, since it uses as much as digits as its factorization.

4002131039 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 648, while the sum is 23.

The square root of 4002131039 is about 63262.3983026252. The cubic root of 4002131039 is about 1587.6829030504.

The spelling of 4002131039 in words is "four billion, two million, one hundred thirty-one thousand, thirty-nine".