745160705 has 4 divisors (see below), whose sum is σ = 894192852. Its totient is φ = 596128560.

The previous prime is 745160699. The next prime is 745160783. The reversal of 745160705 is 507061547.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 456976129 + 288184576 = 21377^2 + 16976^2 .

It is a de Polignac number, because none of the positive numbers 2^k-745160705 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 74516066 + ... + 74516075.

It is an arithmetic number, because the mean of its divisors is an integer number (223548213).

Almost surely, 2^745160705 is an apocalyptic number.

It is an amenable number.

745160705 is a deficient number, since it is larger than the sum of its proper divisors (149032147).

745160705 is a wasteful number, since it uses less digits than its factorization.

745160705 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 149032146.

The product of its (nonzero) digits is 29400, while the sum is 35.

The square root of 745160705 is about 27297.6318569945. The cubic root of 745160705 is about 906.6019488810.

The spelling of 745160705 in words is "seven hundred forty-five million, one hundred sixty thousand, seven hundred five".