1173497012 has 12 divisors (see below), whose sum is σ = 2174421060. Its totient is φ = 552233856.

The previous prime is 1173497011. The next prime is 1173497041. The reversal of 1173497012 is 2107943711.

It can be written as a sum of positive squares in 2 ways, for example, as 680479396 + 493017616 = 26086^2 + 22204^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1173497011) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8628587 + ... + 8628722.

It is an arithmetic number, because the mean of its divisors is an integer number (181201755).

Almost surely, 2^1173497012 is an apocalyptic number.

It is an amenable number.

1173497012 is a deficient number, since it is larger than the sum of its proper divisors (1000924048).

1173497012 is a wasteful number, since it uses less digits than its factorization.

1173497012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17257330 (or 17257328 counting only the distinct ones).

The product of its (nonzero) digits is 10584, while the sum is 35.

The square root of 1173497012 is about 34256.3426535875. The cubic root of 1173497012 is about 1054.7770279668. Note that the first 3 decimals are identical.

The spelling of 1173497012 in words is "one billion, one hundred seventy-three million, four hundred ninety-seven thousand, twelve".