2940313 has 2 divisors, whose sum is σ = 2940314. Its totient is φ = 2940312.

The previous prime is 2940277. The next prime is 2940317. The reversal of 2940313 is 3130492.

2940313 = 1212² + 1213².

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1471369 + 1468944 = 1213^2 + 1212^2 .

It is a cyclic number.

It is not a de Polignac number, because 2940313 - 2¹⁷ = 2809241 is a prime.

It is equal to p₂₁₂₈₂₇ and since 2940313 and 212827 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 (2940317) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1470156 + 1470157.

It is an arithmetic number, because the mean of its divisors is an integer number (1470157).

2^2940313 is an apocalyptic number.

2940313 is the 1213-rd centered square number.

It is an amenable number.

2940313 is a deficient number, since it is larger than the sum of its proper divisors (1).

2940313 is an equidigital number, since it uses as much as digits as its factorization.

2940313 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 648, while the sum is 22.

The square root of 2940313 is about 1714.7340901726. The cubic root of 2940313 is about 143.2620587887.

The spelling of 2940313 in words is "two million, nine hundred forty thousand, three hundred thirteen".