5261401339 has 16 divisors (see below), whose sum is σ = 5362384896. Its totient is φ = 5161665600.

The previous prime is 5261401331. The next prime is 5261401351. The reversal of 5261401339 is 9331041625.

5261401339 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a cyclic number.

It is not a de Polignac number, because 5261401339 - 2³ = 5261401331 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (5261401331) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 8667574 + ... + 8668180.

It is an arithmetic number, because the mean of its divisors is an integer number (335149056).

Almost surely, 2^5261401339 is an apocalyptic number.

5261401339 is a deficient number, since it is larger than the sum of its proper divisors (100983557).

5261401339 is a wasteful number, since it uses less digits than its factorization.

5261401339 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1386.

The product of its (nonzero) digits is 19440, while the sum is 34.

The square root of 5261401339 is about 72535.5177757766. The cubic root of 5261401339 is about 1739.2705511350.

The spelling of 5261401339 in words is "five billion, two hundred sixty-one million, four hundred one thousand, three hundred thirty-nine".