1162645 has 8 divisors (see below), whose sum is σ = 1522080. Its totient is φ = 845520.

The previous prime is 1162631. The next prime is 1162649. The reversal of 1162645 is 5462611.

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

It is not a de Polignac number, because 1162645 - 2¹¹ = 1160597 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1162649) 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, 10515 + ... + 10624.

It is an arithmetic number, because the mean of its divisors is an integer number (190260).

2^1162645 is an apocalyptic number.

It is an amenable number.

1162645 is a deficient number, since it is larger than the sum of its proper divisors (359435).

1162645 is a wasteful number, since it uses less digits than its factorization.

1162645 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21155.

The product of its digits is 1440, while the sum is 25.

The square root of 1162645 is about 1078.2601726856. The cubic root of 1162645 is about 105.1515574023.

The spelling of 1162645 in words is "one million, one hundred sixty-two thousand, six hundred forty-five".