253422133 has 4 divisors (see below), whose sum is σ = 266760160. Its totient is φ = 240084108.

The previous prime is 253422101. The next prime is 253422151. The reversal of 253422133 is 331224352.

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 253422133 - 2⁵ = 253422101 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 253422098 and 253422107.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (253422193) 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, 6668985 + ... + 6669022.

It is an arithmetic number, because the mean of its divisors is an integer number (66690040).

Almost surely, 2^253422133 is an apocalyptic number.

It is an amenable number.

253422133 is a deficient number, since it is larger than the sum of its proper divisors (13338027).

253422133 is a wasteful number, since it uses less digits than its factorization.

253422133 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13338026.

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

The square root of 253422133 is about 15919.2378272328. The cubic root of 253422133 is about 632.8219198960.

Adding to 253422133 its reverse (331224352), we get a palindrome (584646485).

The spelling of 253422133 in words is "two hundred fifty-three million, four hundred twenty-two thousand, one hundred thirty-three".