253316401 has 8 divisors (see below), whose sum is σ = 275353344. Its totient is φ = 231643920.

The previous prime is 253316389. The next prime is 253316431. The reversal of 253316401 is 104613352.

253316401 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 253316401 - 2⁵ = 253316369 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (253316431) 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, 89665 + ... + 92446.

It is an arithmetic number, because the mean of its divisors is an integer number (34419168).

Almost surely, 2^253316401 is an apocalyptic number.

It is an amenable number.

253316401 is a deficient number, since it is larger than the sum of its proper divisors (22036943).

253316401 is a wasteful number, since it uses less digits than its factorization.

253316401 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 182231.

The product of its (nonzero) digits is 2160, while the sum is 25.

The square root of 253316401 is about 15915.9165931466. The cubic root of 253316401 is about 632.7338996510.

Adding to 253316401 its reverse (104613352), we get a palindrome (357929753).

The spelling of 253316401 in words is "two hundred fifty-three million, three hundred sixteen thousand, four hundred one".