1163522 has 16 divisors (see below), whose sum is σ = 1868640. Its totient is φ = 541728.

The previous prime is 1163521. The next prime is 1163543. The reversal of 1163522 is 2253611.

It is a junction number, because it is equal to n+sod(n) for n = 1163494 and 1163503.

It is not an unprimeable number, because it can be changed into a prime (1163521) 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, 2318 + ... + 2774.

It is an arithmetic number, because the mean of its divisors is an integer number (116790).

2^1163522 is an apocalyptic number.

1163522 is a deficient number, since it is larger than the sum of its proper divisors (705118).

1163522 is a wasteful number, since it uses less digits than its factorization.

1163522 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 545.

The product of its digits is 360, while the sum is 20.

The square root of 1163522 is about 1078.6667696745. Note that the first 3 decimals coincide. The cubic root of 1163522 is about 105.1779898726.

It can be divided in two parts, 11635 and 22, that multiplied together give a triangular number (255970 = T₇₁₅).

The spelling of 1163522 in words is "one million, one hundred sixty-three thousand, five hundred twenty-two".