3164050921 has 2 divisors, whose sum is σ = 3164050922. Its totient is φ = 3164050920.

The previous prime is 3164050873. The next prime is 3164050979. The reversal of 3164050921 is 1290504613.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 3051457600 + 112593321 = 55240^2 + 10611^2 .

It is a cyclic number.

It is not a de Polignac number, because 3164050921 - 2³¹ = 1016567273 is a prime.

It is a super-2 number, since 2×3164050921² = 20022436461361896482, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (3164050121) 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, 1582025460 + 1582025461.

It is an arithmetic number, because the mean of its divisors is an integer number (1582025461).

Almost surely, 2^3164050921 is an apocalyptic number.

It is an amenable number.

3164050921 is a deficient number, since it is larger than the sum of its proper divisors (1).

3164050921 is an equidigital number, since it uses as much as digits as its factorization.

3164050921 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 6480, while the sum is 31.

The square root of 3164050921 is about 56249.8970754614. The cubic root of 3164050921 is about 1468.0735746114.

The spelling of 3164050921 in words is "three billion, one hundred sixty-four million, fifty thousand, nine hundred twenty-one".