1122965823 has 16 divisors (see below), whose sum is σ = 1785586176. Its totient is φ = 613794720.

The previous prime is 1122965807. The next prime is 1122965839. The reversal of 1122965823 is 3285692211.

It is an interprime number because it is at equal distance from previous prime (1122965807) and next prime (1122965839).

It is not a de Polignac number, because 1122965823 - 2⁴ = 1122965807 is a prime.

It is a super-2 number, since 2×1122965823² = 2522104479252134658, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1122925823) 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, 1162008 + ... + 1162973.

It is an arithmetic number, because the mean of its divisors is an integer number (111599136).

Almost surely, 2^1122965823 is an apocalyptic number.

1122965823 is a deficient number, since it is larger than the sum of its proper divisors (662620353).

1122965823 is a wasteful number, since it uses less digits than its factorization.

1122965823 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2325014.

The product of its digits is 51840, while the sum is 39.

The square root of 1122965823 is about 33510.6822222407. The cubic root of 1122965823 is about 1039.4146801932.

The spelling of 1122965823 in words is "one billion, one hundred twenty-two million, nine hundred sixty-five thousand, eight hundred twenty-three".