402812203 has 2 divisors, whose sum is σ = 402812204. Its totient is φ = 402812202.

The previous prime is 402812153. The next prime is 402812237. The reversal of 402812203 is 302218204.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 402812203 - 2⁹ = 402811691 is a prime.

It is not a weakly prime, because it can be changed into another prime (402812903) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 201406101 + 201406102.

It is an arithmetic number, because the mean of its divisors is an integer number (201406102).

Almost surely, 2^402812203 is an apocalyptic number.

402812203 is a deficient number, since it is larger than the sum of its proper divisors (1).

402812203 is an equidigital number, since it uses as much as digits as its factorization.

402812203 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 768, while the sum is 22.

The square root of 402812203 is about 20070.1819373916. The cubic root of 402812203 is about 738.5289763218.

The spelling of 402812203 in words is "four hundred two million, eight hundred twelve thousand, two hundred three".