4002240131 has 2 divisors, whose sum is σ = 4002240132. Its totient is φ = 4002240130.

The previous prime is 4002240119. The next prime is 4002240139. The reversal of 4002240131 is 1310422004.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 4002240131 - 2²⁶ = 3935131267 is a prime.

It is a super-2 number, since 2×4002240131² = 32035852132373794322, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (4002240139) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2001120065 + 2001120066.

It is an arithmetic number, because the mean of its divisors is an integer number (2001120066).

Almost surely, 2^4002240131 is an apocalyptic number.

4002240131 is a deficient number, since it is larger than the sum of its proper divisors (1).

4002240131 is an equidigital number, since it uses as much as digits as its factorization.

4002240131 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 192, while the sum is 17.

The square root of 4002240131 is about 63263.2605150889. The cubic root of 4002240131 is about 1587.6973288590.

Adding to 4002240131 its reverse (1310422004), we get a palindrome (5312662135).

The spelling of 4002240131 in words is "four billion, two million, two hundred forty thousand, one hundred thirty-one".