745452307 has 2 divisors, whose sum is σ = 745452308. Its totient is φ = 745452306.

The previous prime is 745452263. The next prime is 745452311. The reversal of 745452307 is 703254547.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 745452307 - 2¹⁵ = 745419539 is a prime.

It is an alternating number because its digits alternate between odd and even.

It is not a weakly prime, because it can be changed into another prime (745452347) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 372726153 + 372726154.

It is an arithmetic number, because the mean of its divisors is an integer number (372726154).

Almost surely, 2^745452307 is an apocalyptic number.

745452307 is a deficient number, since it is larger than the sum of its proper divisors (1).

745452307 is an equidigital number, since it uses as much as digits as its factorization.

745452307 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 117600, while the sum is 37.

The square root of 745452307 is about 27302.9724938513. The cubic root of 745452307 is about 906.7201929334.

The spelling of 745452307 in words is "seven hundred forty-five million, four hundred fifty-two thousand, three hundred seven".