1123162071 has 16 divisors (see below), whose sum is σ = 1521187200. Its totient is φ = 736975008.

The previous prime is 1123162057. The next prime is 1123162081. The reversal of 1123162071 is 1702613211.

It is not a de Polignac number, because 1123162071 - 2¹⁵ = 1123129303 is a prime.

It is a super-2 number, since 2×1123162071² = 2522986075466018082, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1123162081) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 468945 + ... + 471333.

It is an arithmetic number, because the mean of its divisors is an integer number (95074200).

Almost surely, 2^1123162071 is an apocalyptic number.

1123162071 is a deficient number, since it is larger than the sum of its proper divisors (398025129).

1123162071 is a wasteful number, since it uses less digits than its factorization.

1123162071 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4798.

The product of its (nonzero) digits is 504, while the sum is 24.

The square root of 1123162071 is about 33513.6102352462. The cubic root of 1123162071 is about 1039.4752255712.

Adding to 1123162071 its reverse (1702613211), we get a palindrome (2825775282).

The spelling of 1123162071 in words is "one billion, one hundred twenty-three million, one hundred sixty-two thousand, seventy-one".