1171056022 has 16 divisors (see below), whose sum is σ = 1800801072. Its totient is φ = 570810880.

The previous prime is 1171056001. The next prime is 1171056077. The reversal of 1171056022 is 2206501711.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 120198 + ... + 129574.

It is an arithmetic number, because the mean of its divisors is an integer number (112550067).

Almost surely, 2^1171056022 is an apocalyptic number.

1171056022 is a deficient number, since it is larger than the sum of its proper divisors (629745050).

1171056022 is a wasteful number, since it uses less digits than its factorization.

1171056022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10943.

The product of its (nonzero) digits is 840, while the sum is 25.

The square root of 1171056022 is about 34220.6958140830. The cubic root of 1171056022 is about 1054.0451733967.

Adding to 1171056022 its reverse (2206501711), we get a palindrome (3377557733).

The spelling of 1171056022 in words is "one billion, one hundred seventy-one million, fifty-six thousand, twenty-two".