745626803 has 2 divisors, whose sum is σ = 745626804. Its totient is φ = 745626802.

The previous prime is 745626799. The next prime is 745626809. The reversal of 745626803 is 308626547.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 745626803 - 2² = 745626799 is a prime.

It is a Sophie Germain prime.

It is not a weakly prime, because it can be changed into another prime (745626809) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 372813401 + 372813402.

It is an arithmetic number, because the mean of its divisors is an integer number (372813402).

Almost surely, 2^745626803 is an apocalyptic number.

745626803 is a deficient number, since it is larger than the sum of its proper divisors (1).

745626803 is an equidigital number, since it uses as much as digits as its factorization.

745626803 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 241920, while the sum is 41.

The square root of 745626803 is about 27306.1678563653. The cubic root of 745626803 is about 906.7909359805.

The spelling of 745626803 in words is "seven hundred forty-five million, six hundred twenty-six thousand, eight hundred three".