1158267 has 8 divisors (see below), whose sum is σ = 1684800. Its totient is φ = 701960.

The previous prime is 1158263. The next prime is 1158271. The reversal of 1158267 is 7628511.

It is an interprime number because it is at equal distance from previous prime (1158263) and next prime (1158271).

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

It is a cyclic number.

It is not a de Polignac number, because 1158267 - 2² = 1158263 is a prime.

1158267 is a lucky number.

It is not an unprimeable number, because it can be changed into a prime (1158263) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 17517 + ... + 17582.

It is an arithmetic number, because the mean of its divisors is an integer number (210600).

2^1158267 is an apocalyptic number.

1158267 is a deficient number, since it is larger than the sum of its proper divisors (526533).

1158267 is a wasteful number, since it uses less digits than its factorization.

1158267 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 35113.

The product of its digits is 3360, while the sum is 30.

The square root of 1158267 is about 1076.2281356664. The cubic root of 1158267 is about 105.0194068437.

The spelling of 1158267 in words is "one million, one hundred fifty-eight thousand, two hundred sixty-seven".