745868203 has 2 divisors, whose sum is σ = 745868204. Its totient is φ = 745868202.

The previous prime is 745868191. The next prime is 745868231. The reversal of 745868203 is 302868547.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 745868203 - 2⁵ = 745868171 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 745868203.

It is not a weakly prime, because it can be changed into another prime (745863203) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 372934101 + 372934102.

It is an arithmetic number, because the mean of its divisors is an integer number (372934102).

Almost surely, 2^745868203 is an apocalyptic number.

745868203 is a deficient number, since it is larger than the sum of its proper divisors (1).

745868203 is an equidigital number, since it uses as much as digits as its factorization.

745868203 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 322560, while the sum is 43.

The square root of 745868203 is about 27310.5877454148. The cubic root of 745868203 is about 906.8887846237. Note that the first 3 decimals are identical.

The spelling of 745868203 in words is "seven hundred forty-five million, eight hundred sixty-eight thousand, two hundred three".