1162491 has 8 divisors (see below), whose sum is σ = 1690944. Its totient is φ = 704520.

The previous prime is 1162481. The next prime is 1162493. The reversal of 1162491 is 1942611.

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

It is not a de Polignac number, because 1162491 - 2¹¹ = 1160443 is a prime.

It is a Smith number, since the sum of its digits (24) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is not an unprimeable number, because it can be changed into a prime (1162493) 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, 17581 + ... + 17646.

It is an arithmetic number, because the mean of its divisors is an integer number (211368).

2^1162491 is an apocalyptic number.

1162491 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

1162491 is a deficient number, since it is larger than the sum of its proper divisors (528453).

1162491 is a wasteful number, since it uses less digits than its factorization.

1162491 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 35241.

The product of its digits is 432, while the sum is 24.

The square root of 1162491 is about 1078.1887589843. The cubic root of 1162491 is about 105.1469145248.

It can be divided in two parts, 1162 and 491, that added together give a triangular number (1653 = T₅₇).

The spelling of 1162491 in words is "one million, one hundred sixty-two thousand, four hundred ninety-one".