253766263 has 4 divisors (see below), whose sum is σ = 259667848. Its totient is φ = 247864680.

The previous prime is 253766231. The next prime is 253766273. The reversal of 253766263 is 362667352.

It is a happy number.

253766263 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 253766263 - 2⁵ = 253766231 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (253766203) 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, 2950728 + ... + 2950813.

It is an arithmetic number, because the mean of its divisors is an integer number (64916962).

Almost surely, 2^253766263 is an apocalyptic number.

253766263 is a deficient number, since it is larger than the sum of its proper divisors (5901585).

253766263 is an equidigital number, since it uses as much as digits as its factorization.

253766263 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5901584.

The product of its digits is 272160, while the sum is 40.

The square root of 253766263 is about 15930.0427808591. The cubic root of 253766263 is about 633.1082333622.

The spelling of 253766263 in words is "two hundred fifty-three million, seven hundred sixty-six thousand, two hundred sixty-three".