5139690401 has 2 divisors, whose sum is σ = 5139690402. Its totient is φ = 5139690400.

The previous prime is 5139690371. The next prime is 5139690419. The reversal of 5139690401 is 1040969315.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 4661612176 + 478078225 = 68276^2 + 21865^2 .

It is a cyclic number.

It is not a de Polignac number, because 5139690401 - 2¹⁰ = 5139689377 is a prime.

It is not a weakly prime, because it can be changed into another prime (5139690431) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2569845200 + 2569845201.

It is an arithmetic number, because the mean of its divisors is an integer number (2569845201).

Almost surely, 2^5139690401 is an apocalyptic number.

It is an amenable number.

5139690401 is a deficient number, since it is larger than the sum of its proper divisors (1).

5139690401 is an equidigital number, since it uses as much as digits as its factorization.

5139690401 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 29160, while the sum is 38.

The square root of 5139690401 is about 71691.6341074745. The cubic root of 5139690401 is about 1725.7543883463.

The spelling of 5139690401 in words is "five billion, one hundred thirty-nine million, six hundred ninety thousand, four hundred one".