253342043 has 2 divisors, whose sum is σ = 253342044. Its totient is φ = 253342042.

The previous prime is 253341983. The next prime is 253342073. The reversal of 253342043 is 340243352.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 253342043 - 2¹⁰ = 253341019 is a prime.

It is not a weakly prime, because it can be changed into another prime (253342073) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 126671021 + 126671022.

It is an arithmetic number, because the mean of its divisors is an integer number (126671022).

Almost surely, 2^253342043 is an apocalyptic number.

253342043 is a deficient number, since it is larger than the sum of its proper divisors (1).

253342043 is an equidigital number, since it uses as much as digits as its factorization.

253342043 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 8640, while the sum is 26.

The square root of 253342043 is about 15916.7221185771. The cubic root of 253342043 is about 632.7552484664.

Adding to 253342043 its reverse (340243352), we get a palindrome (593585395).

The spelling of 253342043 in words is "two hundred fifty-three million, three hundred forty-two thousand, forty-three".