3134921 has 2 divisors, whose sum is σ = 3134922. Its totient is φ = 3134920.

The previous prime is 3134917. The next prime is 3134927. The reversal of 3134921 is 1294313.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2768896 + 366025 = 1664^2 + 605^2 .

It is a cyclic number.

It is not a de Polignac number, because 3134921 - 2² = 3134917 is a prime.

It is a super-3 number, since 3×3134921³ = 92427468433113335883, which contains 333 as substring.

It is equal to p₂₂₅₈₄₂ and since 3134921 and 225842 have the same sum of digits, it is a Honaker prime.

It is not a weakly prime, because it can be changed into another prime (3134927) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1567460 + 1567461.

It is an arithmetic number, because the mean of its divisors is an integer number (1567461).

Almost surely, 2^3134921 is an apocalyptic number.

It is an amenable number.

3134921 is a deficient number, since it is larger than the sum of its proper divisors (1).

3134921 is an equidigital number, since it uses as much as digits as its factorization.

3134921 is an evil number, because the sum of its binary digits is even.

The product of its digits is 648, while the sum is 23.

The square root of 3134921 is about 1770.5708119135. The cubic root of 3134921 is about 146.3554390991.

The spelling of 3134921 in words is "three million, one hundred thirty-four thousand, nine hundred twenty-one".