712597045 has 4 divisors (see below), whose sum is σ = 855116460. Its totient is φ = 570077632.

The previous prime is 712597037. The next prime is 712597051. The reversal of 712597045 is 540795217.

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 505755121 + 206841924 = 22489^2 + 14382^2 .

It is a cyclic number.

It is not a de Polignac number, because 712597045 - 2³ = 712597037 is a prime.

It is a Smith number, since the sum of its digits (40) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a junction number, because it is equal to n+sod(n) for n = 712596989 and 712597007.

It is a congruent number.

It is an unprimeable number.

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 in 3 ways as a sum of consecutive naturals, for example, 71259700 + ... + 71259709.

It is an arithmetic number, because the mean of its divisors is an integer number (213779115).

Almost surely, 2^712597045 is an apocalyptic number.

It is an amenable number.

712597045 is a deficient number, since it is larger than the sum of its proper divisors (142519415).

712597045 is a wasteful number, since it uses less digits than its factorization.

712597045 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 142519414.

The product of its (nonzero) digits is 88200, while the sum is 40.

The square root of 712597045 is about 26694.5133875858. The cubic root of 712597045 is about 893.1985424307.

The spelling of 712597045 in words is "seven hundred twelve million, five hundred ninety-seven thousand, forty-five".