3154889 has 2 divisors, whose sum is σ = 3154890. Its totient is φ = 3154888.

The previous prime is 3154871. The next prime is 3154903. The reversal of 3154889 is 9884513.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2016400 + 1138489 = 1420^2 + 1067^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-3154889 is a prime.

It is a Chen prime.

It is an Ulam number.

It is not a weakly prime, because it can be changed into another prime (3154849) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1577444 + 1577445.

It is an arithmetic number, because the mean of its divisors is an integer number (1577445).

Almost surely, 2^3154889 is an apocalyptic number.

It is an amenable number.

3154889 is a deficient number, since it is larger than the sum of its proper divisors (1).

3154889 is an equidigital number, since it uses as much as digits as its factorization.

3154889 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 34560, while the sum is 38.

The square root of 3154889 is about 1776.2007206394. The cubic root of 3154889 is about 146.6655205374.

The spelling of 3154889 in words is "three million, one hundred fifty-four thousand, eight hundred eighty-nine".