3139251029 has 2 divisors, whose sum is σ = 3139251030. Its totient is φ = 3139251028.

The previous prime is 3139251023. The next prime is 3139251107. The reversal of 3139251029 is 9201529313.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2867067025 + 272184004 = 53545^2 + 16498^2 .

It is a cyclic number.

It is not a de Polignac number, because 3139251029 - 2²⁰ = 3138202453 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 3139251029.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3139251023) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1569625514 + 1569625515.

It is an arithmetic number, because the mean of its divisors is an integer number (1569625515).

Almost surely, 2^3139251029 is an apocalyptic number.

It is an amenable number.

3139251029 is a deficient number, since it is larger than the sum of its proper divisors (1).

3139251029 is an equidigital number, since it uses as much as digits as its factorization.

3139251029 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 14580, while the sum is 35.

The square root of 3139251029 is about 56029.0195255994. The cubic root of 3139251029 is about 1464.2279132775.

The spelling of 3139251029 in words is "three billion, one hundred thirty-nine million, two hundred fifty-one thousand, twenty-nine".