3391394257 has 2 divisors, whose sum is σ = 3391394258. Its totient is φ = 3391394256.

The previous prime is 3391394233. The next prime is 3391394287. The reversal of 3391394257 is 7524931933.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 3348242496 + 43151761 = 57864^2 + 6569^2 .

It is a cyclic number.

It is not a de Polignac number, because 3391394257 - 2³¹ = 1243910609 is a prime.

It is not a weakly prime, because it can be changed into another prime (3391394207) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1695697128 + 1695697129.

It is an arithmetic number, because the mean of its divisors is an integer number (1695697129).

Almost surely, 2^3391394257 is an apocalyptic number.

It is an amenable number.

3391394257 is a deficient number, since it is larger than the sum of its proper divisors (1).

3391394257 is an equidigital number, since it uses as much as digits as its factorization.

3391394257 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 612360, while the sum is 46.

The square root of 3391394257 is about 58235.6785570495. The cubic root of 3391394257 is about 1502.4248567490.

It can be divided in two parts, 339139 and 4257, that added together give a square (343396 = 586²).

The spelling of 3391394257 in words is "three billion, three hundred ninety-one million, three hundred ninety-four thousand, two hundred fifty-seven".