253314403 has 4 divisors (see below), whose sum is σ = 266646760. Its totient is φ = 239982048.

The previous prime is 253314367. The next prime is 253314409. The reversal of 253314403 is 304413352.

253314403 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 253314403 - 2⁹ = 253313891 is a prime.

It is not an unprimeable number, because it can be changed into a prime (253314409) 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, 6666150 + ... + 6666187.

It is an arithmetic number, because the mean of its divisors is an integer number (66661690).

Almost surely, 2^253314403 is an apocalyptic number.

253314403 is a deficient number, since it is larger than the sum of its proper divisors (13332357).

253314403 is a wasteful number, since it uses less digits than its factorization.

253314403 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13332356.

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

The square root of 253314403 is about 15915.8538256670. The cubic root of 253314403 is about 632.7322361113.

Adding to 253314403 its reverse (304413352), we get a palindrome (557727755).

The spelling of 253314403 in words is "two hundred fifty-three million, three hundred fourteen thousand, four hundred three".