253032660121 has 8 divisors (see below), whose sum is σ = 253717724160. Its totient is φ = 252347723952.

The previous prime is 253032660109. The next prime is 253032660137. The reversal of 253032660121 is 121066230352.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 253032660121 - 2¹³ = 253032651929 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (253032661121) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4989390 + ... + 5039848.

It is an arithmetic number, because the mean of its divisors is an integer number (31714715520).

Almost surely, 2^253032660121 is an apocalyptic number.

It is an amenable number.

253032660121 is a deficient number, since it is larger than the sum of its proper divisors (685064039).

253032660121 is a wasteful number, since it uses less digits than its factorization.

253032660121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 63935.

The product of its (nonzero) digits is 12960, while the sum is 31.

Adding to 253032660121 its reverse (121066230352), we get a palindrome (374098890473).

The spelling of 253032660121 in words is "two hundred fifty-three billion, thirty-two million, six hundred sixty thousand, one hundred twenty-one".