252218803 has 2 divisors, whose sum is σ = 252218804. Its totient is φ = 252218802.

The previous prime is 252218777. The next prime is 252218807. The reversal of 252218803 is 308812252.

252218803 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 252218803 - 2²⁵ = 218664371 is a prime.

It is a super-2 number, since 2×252218803² = 127228649173505618, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (252218807) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 126109401 + 126109402.

It is an arithmetic number, because the mean of its divisors is an integer number (126109402).

Almost surely, 2^252218803 is an apocalyptic number.

252218803 is a deficient number, since it is larger than the sum of its proper divisors (1).

252218803 is an equidigital number, since it uses as much as digits as its factorization.

252218803 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 7680, while the sum is 31.

The square root of 252218803 is about 15881.3980178069. The cubic root of 252218803 is about 631.8187161981.

The spelling of 252218803 in words is "two hundred fifty-two million, two hundred eighteen thousand, eight hundred three".