745040071 has 2 divisors, whose sum is σ = 745040072. Its totient is φ = 745040070.

The previous prime is 745040063. The next prime is 745040077. The reversal of 745040071 is 170040547.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 745040071 - 2³ = 745040063 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (745040077) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 372520035 + 372520036.

It is an arithmetic number, because the mean of its divisors is an integer number (372520036).

Almost surely, 2^745040071 is an apocalyptic number.

745040071 is a deficient number, since it is larger than the sum of its proper divisors (1).

745040071 is an equidigital number, since it uses as much as digits as its factorization.

745040071 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3920, while the sum is 28.

The square root of 745040071 is about 27295.4221619670. The cubic root of 745040071 is about 906.5530230045.

The spelling of 745040071 in words is "seven hundred forty-five million, forty thousand, seventy-one".