1145175 has 12 divisors (see below), whose sum is σ = 1893480. Its totient is φ = 610720.

The previous prime is 1145173. The next prime is 1145189. The reversal of 1145175 is 5715411.

It is not a de Polignac number, because 1145175 - 2¹ = 1145173 is a prime.

It is a super-2 number, since 2×1145175² = 2622851561250, which contains 22 as substring.

1145175 is a lucky number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1145173) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 7560 + ... + 7709.

It is an arithmetic number, because the mean of its divisors is an integer number (157790).

2^1145175 is an apocalyptic number.

1145175 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

1145175 is a deficient number, since it is larger than the sum of its proper divisors (748305).

1145175 is a wasteful number, since it uses less digits than its factorization.

1145175 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15282 (or 15277 counting only the distinct ones).

The product of its digits is 700, while the sum is 24.

The square root of 1145175 is about 1070.1284969573. The cubic root of 1145175 is about 104.6222252176.

The spelling of 1145175 in words is "one million, one hundred forty-five thousand, one hundred seventy-five".