3134021257 has 2 divisors, whose sum is σ = 3134021258. Its totient is φ = 3134021256.

The previous prime is 3134021227. The next prime is 3134021299. The reversal of 3134021257 is 7521204313.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2962516041 + 171505216 = 54429^2 + 13096^2 .

It is a cyclic number.

It is not a de Polignac number, because 3134021257 - 2¹¹ = 3134019209 is a prime.

It is not a weakly prime, because it can be changed into another prime (3134021207) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1567010628 + 1567010629.

It is an arithmetic number, because the mean of its divisors is an integer number (1567010629).

Almost surely, 2^3134021257 is an apocalyptic number.

It is an amenable number.

3134021257 is a deficient number, since it is larger than the sum of its proper divisors (1).

3134021257 is an equidigital number, since it uses as much as digits as its factorization.

3134021257 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 5040, while the sum is 28.

The square root of 3134021257 is about 55982.3298639848. The cubic root of 3134021257 is about 1463.4143610065.

The spelling of 3134021257 in words is "three billion, one hundred thirty-four million, twenty-one thousand, two hundred fifty-seven".