3405957169 has 2 divisors, whose sum is σ = 3405957170. Its totient is φ = 3405957168.

The previous prime is 3405957101. The next prime is 3405957187. The reversal of 3405957169 is 9617595043.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2026800400 + 1379156769 = 45020^2 + 37137^2 .

It is a cyclic number.

It is not a de Polignac number, because 3405957169 - 2⁹ = 3405956657 is a prime.

It is a super-2 number, since 2×3405957169² = 23201088474124989122, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (3405957199) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1702978584 + 1702978585.

It is an arithmetic number, because the mean of its divisors is an integer number (1702978585).

Almost surely, 2^3405957169 is an apocalyptic number.

It is an amenable number.

3405957169 is a deficient number, since it is larger than the sum of its proper divisors (1).

3405957169 is an equidigital number, since it uses as much as digits as its factorization.

3405957169 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1020600, while the sum is 49.

The square root of 3405957169 is about 58360.5788953468. The cubic root of 3405957169 is about 1504.5722958386.

The spelling of 3405957169 in words is "three billion, four hundred five million, nine hundred fifty-seven thousand, one hundred sixty-nine".