1152745 has 8 divisors (see below), whose sum is σ = 1509120. Its totient is φ = 838320.

The previous prime is 1152733. The next prime is 1152751. The reversal of 1152745 is 5472511.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 1152745 - 2⁹ = 1152233 is a prime.

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 7 ways as a sum of consecutive naturals, for example, 10425 + ... + 10534.

It is an arithmetic number, because the mean of its divisors is an integer number (188640).

2^1152745 is an apocalyptic number.

It is an amenable number.

1152745 is a deficient number, since it is larger than the sum of its proper divisors (356375).

1152745 is a wasteful number, since it uses less digits than its factorization.

1152745 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20975.

The product of its digits is 1400, while the sum is 25.

The square root of 1152745 is about 1073.6596294916. The cubic root of 1152745 is about 104.8522487268.

The spelling of 1152745 in words is "one million, one hundred fifty-two thousand, seven hundred forty-five".