3161666419 has 2 divisors, whose sum is σ = 3161666420. Its totient is φ = 3161666418.

The previous prime is 3161666413. The next prime is 3161666467. The reversal of 3161666419 is 9146661613.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 3161666419 - 2⁹ = 3161665907 is a prime.

It is a super-2 number, since 2×3161666419² = 19992269090064567122, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (3161666413) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1580833209 + 1580833210.

It is an arithmetic number, because the mean of its divisors is an integer number (1580833210).

Almost surely, 2^3161666419 is an apocalyptic number.

3161666419 is a deficient number, since it is larger than the sum of its proper divisors (1).

3161666419 is an equidigital number, since it uses as much as digits as its factorization.

3161666419 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 139968, while the sum is 43.

The square root of 3161666419 is about 56228.6974684636. The cubic root of 3161666419 is about 1467.7046905221.

The spelling of 3161666419 in words is "three billion, one hundred sixty-one million, six hundred sixty-six thousand, four hundred nineteen".