1146245 has 4 divisors (see below), whose sum is σ = 1375500. Its totient is φ = 916992.

The previous prime is 1146221. The next prime is 1146263. The reversal of 1146245 is 5426411.

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 128164 + 1018081 = 358^2 + 1009^2 .

It is a cyclic number.

It is not a de Polignac number, because 1146245 - 2¹⁴ = 1129861 is a prime.

It is an Ulam number.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 1146245.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 114620 + ... + 114629.

It is an arithmetic number, because the mean of its divisors is an integer number (343875).

2^1146245 is an apocalyptic number.

It is an amenable number.

1146245 is a deficient number, since it is larger than the sum of its proper divisors (229255).

1146245 is an equidigital number, since it uses as much as digits as its factorization.

1146245 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 229254.

The product of its digits is 960, while the sum is 23.

The square root of 1146245 is about 1070.6283201933. The cubic root of 1146245 is about 104.6547998411.

The spelling of 1146245 in words is "one million, one hundred forty-six thousand, two hundred forty-five".