1123414320 has 80 divisors (see below), whose sum is σ = 3980102400. Its totient is φ = 256780032.

The previous prime is 1123414319. The next prime is 1123414321. The reversal of 1123414320 is 234143211.

It is an interprime number because it is at equal distance from previous prime (1123414319) and next prime (1123414321).

It is a tau number, because it is divible by the number of its divisors (80).

It is a Harshad number since it is a multiple of its sum of digits (21).

It is not an unprimeable number, because it can be changed into a prime (1123414321) 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, 332670 + ... + 336029.

It is an arithmetic number, because the mean of its divisors is an integer number (49751280).

Almost surely, 2^1123414320 is an apocalyptic number.

1123414320 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1123414320 is an abundant number, since it is smaller than the sum of its proper divisors (2856688080).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1123414320 is a wasteful number, since it uses less digits than its factorization.

1123414320 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 668722 (or 668716 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 21.

The square root of 1123414320 is about 33517.3734054445. The cubic root of 1123414320 is about 1039.5530377189.

Adding to 1123414320 its reverse (234143211), we get a palindrome (1357557531).

It can be divided in two parts, 1 and 123414320, that added together give a palindrome (123414321).

The spelling of 1123414320 in words is "one billion, one hundred twenty-three million, four hundred fourteen thousand, three hundred twenty".