745304971 has 2 divisors, whose sum is σ = 745304972. Its totient is φ = 745304970.

The previous prime is 745304941. The next prime is 745304977. The reversal of 745304971 is 179403547.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 745304971 - 2⁹ = 745304459 is a prime.

It is not a weakly prime, because it can be changed into another prime (745304977) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 372652485 + 372652486.

It is an arithmetic number, because the mean of its divisors is an integer number (372652486).

Almost surely, 2^745304971 is an apocalyptic number.

745304971 is a deficient number, since it is larger than the sum of its proper divisors (1).

745304971 is an equidigital number, since it uses as much as digits as its factorization.

745304971 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 105840, while the sum is 40.

The square root of 745304971 is about 27300.2741927622. The cubic root of 745304971 is about 906.6604523225.

The spelling of 745304971 in words is "seven hundred forty-five million, three hundred four thousand, nine hundred seventy-one".