745243003 has 2 divisors, whose sum is σ = 745243004. Its totient is φ = 745243002.

The previous prime is 745242997. The next prime is 745243067. The reversal of 745243003 is 300342547.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 745243003 - 2¹³ = 745234811 is a prime.

It is not a weakly prime, because it can be changed into another prime (745246003) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 372621501 + 372621502.

It is an arithmetic number, because the mean of its divisors is an integer number (372621502).

Almost surely, 2^745243003 is an apocalyptic number.

745243003 is a deficient number, since it is larger than the sum of its proper divisors (1).

745243003 is an equidigital number, since it uses as much as digits as its factorization.

745243003 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 10080, while the sum is 28.

The square root of 745243003 is about 27299.1392355144. The cubic root of 745243003 is about 906.6353236864.

The spelling of 745243003 in words is "seven hundred forty-five million, two hundred forty-three thousand, three".