2531413 has 2 divisors, whose sum is σ = 2531414. Its totient is φ = 2531412.

The previous prime is 2531393. The next prime is 2531423. The reversal of 2531413 is 3141352.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1435204 + 1096209 = 1198^2 + 1047^2 .

It is a cyclic number.

It is not a de Polignac number, because 2531413 - 2²¹ = 434261 is a prime.

2531413 is a lucky number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2531423) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1265706 + 1265707.

It is an arithmetic number, because the mean of its divisors is an integer number (1265707).

2^2531413 is an apocalyptic number.

It is an amenable number.

2531413 is a deficient number, since it is larger than the sum of its proper divisors (1).

2531413 is an equidigital number, since it uses as much as digits as its factorization.

2531413 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 360, while the sum is 19.

The square root of 2531413 is about 1591.0414828030. The cubic root of 2531413 is about 136.2869697394.

Adding to 2531413 its reverse (3141352), we get a palindrome (5672765).

The spelling of 2531413 in words is "two million, five hundred thirty-one thousand, four hundred thirteen".