4025855539 has 2 divisors, whose sum is σ = 4025855540. Its totient is φ = 4025855538.

The previous prime is 4025855507. The next prime is 4025855549. The reversal of 4025855539 is 9355585204.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 4025855539 - 2⁵ = 4025855507 is a prime.

It is not a weakly prime, because it can be changed into another prime (4025855549) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2012927769 + 2012927770.

It is an arithmetic number, because the mean of its divisors is an integer number (2012927770).

Almost surely, 2^4025855539 is an apocalyptic number.

4025855539 is a deficient number, since it is larger than the sum of its proper divisors (1).

4025855539 is an equidigital number, since it uses as much as digits as its factorization.

4025855539 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1080000, while the sum is 46.

The square root of 4025855539 is about 63449.6299358791. The cubic root of 4025855539 is about 1590.8139680822.

The spelling of 4025855539 in words is "four billion, twenty-five million, eight hundred fifty-five thousand, five hundred thirty-nine".