1122415043 has 4 divisors (see below), whose sum is σ = 1161119040. Its totient is φ = 1083711048.

The previous prime is 1122415031. The next prime is 1122415051. The reversal of 1122415043 is 3405142211.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 1122415043 - 2²⁶ = 1055306179 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1122415003) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 19351955 + ... + 19352012.

It is an arithmetic number, because the mean of its divisors is an integer number (290279760).

Almost surely, 2^1122415043 is an apocalyptic number.

1122415043 is a deficient number, since it is larger than the sum of its proper divisors (38703997).

1122415043 is an equidigital number, since it uses as much as digits as its factorization.

1122415043 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 38703996.

The product of its (nonzero) digits is 960, while the sum is 23.

The square root of 1122415043 is about 33502.4632377979. The cubic root of 1122415043 is about 1039.2447188202.

Adding to 1122415043 its reverse (3405142211), we get a palindrome (4527557254).

The spelling of 1122415043 in words is "one billion, one hundred twenty-two million, four hundred fifteen thousand, forty-three".