1149075 has 18 divisors (see below), whose sum is σ = 2058524. Its totient is φ = 612720.

The previous prime is 1149061. The next prime is 1149131. The reversal of 1149075 is 5709411.

It is not a de Polignac number, because 1149075 - 2⁴ = 1149059 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 2329 + ... + 2778.

2^1149075 is an apocalyptic number.

1149075 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

1149075 is a deficient number, since it is larger than the sum of its proper divisors (909449).

1149075 is a wasteful number, since it uses less digits than its factorization.

1149075 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5123 (or 5115 counting only the distinct ones).

The product of its (nonzero) digits is 1260, while the sum is 27.

The square root of 1149075 is about 1071.9491592422. The cubic root of 1149075 is about 104.7408575552.

The spelling of 1149075 in words is "one million, one hundred forty-nine thousand, seventy-five".