1145875 has 16 divisors (see below), whose sum is σ = 1460160. Its totient is φ = 897600.

The previous prime is 1145873. The next prime is 1145897. The reversal of 1145875 is 5785411.

It is not a de Polignac number, because 1145875 - 2¹ = 1145873 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1145873) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 11074 + ... + 11176.

It is an arithmetic number, because the mean of its divisors is an integer number (91260).

2^1145875 is an apocalyptic number.

1145875 is a deficient number, since it is larger than the sum of its proper divisors (314285).

1145875 is an equidigital number, since it uses as much as digits as its factorization.

1145875 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 207 (or 197 counting only the distinct ones).

The product of its digits is 5600, while the sum is 31.

The square root of 1145875 is about 1070.4555105188. The cubic root of 1145875 is about 104.6435380128.

The spelling of 1145875 in words is "one million, one hundred forty-five thousand, eight hundred seventy-five".