745045607 has 2 divisors, whose sum is σ = 745045608. Its totient is φ = 745045606.

The previous prime is 745045577. The next prime is 745045657. The reversal of 745045607 is 706540547.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 745045607 - 2¹⁰ = 745044583 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (745045657) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 372522803 + 372522804.

It is an arithmetic number, because the mean of its divisors is an integer number (372522804).

Almost surely, 2^745045607 is an apocalyptic number.

745045607 is a deficient number, since it is larger than the sum of its proper divisors (1).

745045607 is an equidigital number, since it uses as much as digits as its factorization.

745045607 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 117600, while the sum is 38.

The square root of 745045607 is about 27295.5235707249. The cubic root of 745045607 is about 906.5552683715. Note that the first 3 decimals are identical.

The spelling of 745045607 in words is "seven hundred forty-five million, forty-five thousand, six hundred seven".