1152973 has 4 divisors (see below), whose sum is σ = 1155708. Its totient is φ = 1150240.

The previous prime is 1152941. The next prime is 1152979. The reversal of 1152973 is 3792511.

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 842724 + 310249 = 918^2 + 557^2 .

It is a cyclic number.

It is not a de Polignac number, because 1152973 - 2⁵ = 1152941 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1152979) 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, 586 + ... + 1627.

It is an arithmetic number, because the mean of its divisors is an integer number (288927).

2^1152973 is an apocalyptic number.

It is an amenable number.

1152973 is a deficient number, since it is larger than the sum of its proper divisors (2735).

1152973 is an equidigital number, since it uses as much as digits as its factorization.

1152973 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2734.

The product of its digits is 1890, while the sum is 28.

The square root of 1152973 is about 1073.7658031433. The cubic root of 1152973 is about 104.8591611363.

The spelling of 1152973 in words is "one million, one hundred fifty-two thousand, nine hundred seventy-three".