253231166 has 8 divisors (see below), whose sum is σ = 384114960. Its totient is φ = 125192848.

The previous prime is 253231163. The next prime is 253231169. The reversal of 253231166 is 661132352.

It is an interprime number because it is at equal distance from previous prime (253231163) and next prime (253231169).

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (253231163) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 711146 + ... + 711501.

It is an arithmetic number, because the mean of its divisors is an integer number (48014370).

Almost surely, 2^253231166 is an apocalyptic number.

253231166 is a deficient number, since it is larger than the sum of its proper divisors (130883794).

253231166 is a wasteful number, since it uses less digits than its factorization.

253231166 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1422738.

The product of its digits is 6480, while the sum is 29.

The square root of 253231166 is about 15913.2387024138. The cubic root of 253231166 is about 632.6629250073.

The spelling of 253231166 in words is "two hundred fifty-three million, two hundred thirty-one thousand, one hundred sixty-six".