745051003 has 4 divisors (see below), whose sum is σ = 760903200. Its totient is φ = 729198808.

The previous prime is 745050979. The next prime is 745051007. The reversal of 745051003 is 300150547.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 300150547 = 1571 ⋅191057.

It is a cyclic number.

It is not a de Polignac number, because 745051003 - 2²⁵ = 711496571 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (745051007) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7926028 + ... + 7926121.

It is an arithmetic number, because the mean of its divisors is an integer number (190225800).

Almost surely, 2^745051003 is an apocalyptic number.

745051003 is a deficient number, since it is larger than the sum of its proper divisors (15852197).

745051003 is a wasteful number, since it uses less digits than its factorization.

745051003 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15852196.

The product of its (nonzero) digits is 2100, while the sum is 25.

The square root of 745051003 is about 27295.6224145924. The cubic root of 745051003 is about 906.5574569446.

The spelling of 745051003 in words is "seven hundred forty-five million, fifty-one thousand, three".