253345103 has 8 divisors (see below), whose sum is σ = 278913360. Its totient is φ = 228199680.

The previous prime is 253345049. The next prime is 253345151. The reversal of 253345103 is 301543352.

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 253345103 - 2¹⁸ = 253082959 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (253345193) 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, 104450 + ... + 106847.

It is an arithmetic number, because the mean of its divisors is an integer number (34864170).

Almost surely, 2^253345103 is an apocalyptic number.

253345103 is a deficient number, since it is larger than the sum of its proper divisors (25568257).

253345103 is a wasteful number, since it uses less digits than its factorization.

253345103 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 211417.

The product of its (nonzero) digits is 5400, while the sum is 26.

The square root of 253345103 is about 15916.8182436064. The cubic root of 253345103 is about 632.7577960410.

Adding to 253345103 its reverse (301543352), we get a palindrome (554888455).

The spelling of 253345103 in words is "two hundred fifty-three million, three hundred forty-five thousand, one hundred three".