2513443 has 2 divisors, whose sum is σ = 2513444. Its totient is φ = 2513442.

The previous prime is 2513363. The next prime is 2513461. The reversal of 2513443 is 3443152.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 2513443 - 2¹⁷ = 2382371 is a prime.

It is a plaindrome in base 15.

It is not a weakly prime, because it can be changed into another prime (2513473) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1256721 + 1256722.

It is an arithmetic number, because the mean of its divisors is an integer number (1256722).

2^2513443 is an apocalyptic number.

2513443 is a deficient number, since it is larger than the sum of its proper divisors (1).

2513443 is an equidigital number, since it uses as much as digits as its factorization.

2513443 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1440, while the sum is 22.

The square root of 2513443 is about 1585.3841805695. The cubic root of 2513443 is about 135.9637122043.

Adding to 2513443 its reverse (3443152), we get a palindrome (5956595).

The spelling of 2513443 in words is "two million, five hundred thirteen thousand, four hundred forty-three".