745800871 has 2 divisors, whose sum is σ = 745800872. Its totient is φ = 745800870.

The previous prime is 745800833. The next prime is 745800877. The reversal of 745800871 is 178008547.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-745800871 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (745800877) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 372900435 + 372900436.

It is an arithmetic number, because the mean of its divisors is an integer number (372900436).

Almost surely, 2^745800871 is an apocalyptic number.

745800871 is a deficient number, since it is larger than the sum of its proper divisors (1).

745800871 is an equidigital number, since it uses as much as digits as its factorization.

745800871 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 62720, while the sum is 40.

The square root of 745800871 is about 27309.3550088610. The cubic root of 745800871 is about 906.8614945149.

The spelling of 745800871 in words is "seven hundred forty-five million, eight hundred thousand, eight hundred seventy-one".