1162522263 has 16 divisors (see below), whose sum is σ = 1796414976. Its totient is φ = 654941280.

The previous prime is 1162522261. The next prime is 1162522279. The reversal of 1162522263 is 3622252611.

It is not a de Polignac number, because 1162522263 - 2¹ = 1162522261 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1162522263.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1162522261) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 388356 + ... + 391337.

It is an arithmetic number, because the mean of its divisors is an integer number (112275936).

Almost surely, 2^1162522263 is an apocalyptic number.

1162522263 is a deficient number, since it is larger than the sum of its proper divisors (633892713).

1162522263 is an equidigital number, since it uses as much as digits as its factorization.

1162522263 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 779774.

The product of its digits is 8640, while the sum is 30.

The square root of 1162522263 is about 34095.7807213737. The cubic root of 1162522263 is about 1051.4785709224.

Adding to 1162522263 its reverse (3622252611), we get a palindrome (4784774874).

The spelling of 1162522263 in words is "one billion, one hundred sixty-two million, five hundred twenty-two thousand, two hundred sixty-three".