253683117 has 32 divisors (see below), whose sum is σ = 396800000. Its totient is φ = 159738480.

The previous prime is 253683049. The next prime is 253683121. The reversal of 253683117 is 711386352.

253683117 is a `hidden beast` number, since 2 + 536 + 8 + 3 + 117 = 666.

It is not a de Polignac number, because 253683117 - 2¹⁴ = 253666733 is a prime.

It is a Duffinian number.

Its product of digits (30240) is a multiple of the sum of its prime divisors (1512).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (253683127) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 255492 + ... + 256482.

It is an arithmetic number, because the mean of its divisors is an integer number (12400000).

Almost surely, 2^253683117 is an apocalyptic number.

253683117 is a gapful number since it is divisible by the number (27) formed by its first and last digit.

It is an amenable number.

253683117 is a deficient number, since it is larger than the sum of its proper divisors (143116883).

253683117 is a wasteful number, since it uses less digits than its factorization.

253683117 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1518 (or 1512 counting only the distinct ones).

The product of its digits is 30240, while the sum is 36.

The square root of 253683117 is about 15927.4328439959. The cubic root of 253683117 is about 633.0390802673.

The spelling of 253683117 in words is "two hundred fifty-three million, six hundred eighty-three thousand, one hundred seventeen".