253401105 has 16 divisors (see below), whose sum is σ = 405846720. Its totient is φ = 135012288.

The previous prime is 253401089. The next prime is 253401121. The reversal of 253401105 is 501104352.

It is an interprime number because it is at equal distance from previous prime (253401089) and next prime (253401121).

It is not a de Polignac number, because 253401105 - 2⁴ = 253401089 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 8134 + ... + 23936.

It is an arithmetic number, because the mean of its divisors is an integer number (25365420).

Almost surely, 2^253401105 is an apocalyptic number.

It is an amenable number.

253401105 is a deficient number, since it is larger than the sum of its proper divisors (152445615).

253401105 is a wasteful number, since it uses less digits than its factorization.

253401105 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16880.

The product of its (nonzero) digits is 600, while the sum is 21.

The square root of 253401105 is about 15918.5773547764. The cubic root of 253401105 is about 632.8044163637.

Adding to 253401105 its reverse (501104352), we get a palindrome (754505457).

The spelling of 253401105 in words is "two hundred fifty-three million, four hundred one thousand, one hundred five".