253232413 has 4 divisors (see below), whose sum is σ = 289408480. Its totient is φ = 217056348.

The previous prime is 253232407. The next prime is 253232431. The reversal of 253232413 is 314232352.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 253232413 - 2¹³ = 253224221 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (253232713) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 18088023 + ... + 18088036.

It is an arithmetic number, because the mean of its divisors is an integer number (72352120).

Almost surely, 2^253232413 is an apocalyptic number.

It is an amenable number.

253232413 is a deficient number, since it is larger than the sum of its proper divisors (36176067).

253232413 is an equidigital number, since it uses as much as digits as its factorization.

253232413 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 36176066.

The product of its digits is 4320, while the sum is 25.

The square root of 253232413 is about 15913.2778835789. The cubic root of 253232413 is about 632.6639634911.

Adding to 253232413 its reverse (314232352), we get a palindrome (567464765).

The spelling of 253232413 in words is "two hundred fifty-three million, two hundred thirty-two thousand, four hundred thirteen".