253437323 has 2 divisors, whose sum is σ = 253437324. Its totient is φ = 253437322.

The previous prime is 253437211. The next prime is 253437337. The reversal of 253437323 is 323734352.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 253437323 - 2¹⁰ = 253436299 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 253437323.

It is not a weakly prime, because it can be changed into another prime (253430323) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 126718661 + 126718662.

It is an arithmetic number, because the mean of its divisors is an integer number (126718662).

Almost surely, 2^253437323 is an apocalyptic number.

253437323 is a deficient number, since it is larger than the sum of its proper divisors (1).

253437323 is an equidigital number, since it uses as much as digits as its factorization.

253437323 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 45360, while the sum is 32.

The square root of 253437323 is about 15919.7149157892. The cubic root of 253437323 is about 632.8345633232.

The spelling of 253437323 in words is "two hundred fifty-three million, four hundred thirty-seven thousand, three hundred twenty-three".