3153989 has 2 divisors, whose sum is σ = 3153990. Its totient is φ = 3153988.

The previous prime is 3153961. The next prime is 3154001. The reversal of 3153989 is 9893513.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 3150625 + 3364 = 1775^2 + 58^2 .

It is a cyclic number.

It is not a de Polignac number, because 3153989 - 2¹⁶ = 3088453 is a prime.

It is a super-2 number, since 2×3153989² = 19895293224242, which contains 22 as substring.

It is a Sophie Germain prime.

It is a Chen prime.

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3153919) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1576994 + 1576995.

It is an arithmetic number, because the mean of its divisors is an integer number (1576995).

Almost surely, 2^3153989 is an apocalyptic number.

It is an amenable number.

3153989 is a deficient number, since it is larger than the sum of its proper divisors (1).

3153989 is an equidigital number, since it uses as much as digits as its factorization.

3153989 is an evil number, because the sum of its binary digits is even.

The product of its digits is 29160, while the sum is 38.

The square root of 3153989 is about 1775.9473528233. The cubic root of 3153989 is about 146.6515727121.

The spelling of 3153989 in words is "three million, one hundred fifty-three thousand, nine hundred eighty-nine".