1122455783 has 4 divisors (see below), whose sum is σ = 1143634248. Its totient is φ = 1101277320.

The previous prime is 1122455767. The next prime is 1122455797. The reversal of 1122455783 is 3875542211.

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 1122455783 - 2⁴ = 1122455767 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1122457783) 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, 10589153 + ... + 10589258.

It is an arithmetic number, because the mean of its divisors is an integer number (285908562).

Almost surely, 2^1122455783 is an apocalyptic number.

1122455783 is a deficient number, since it is larger than the sum of its proper divisors (21178465).

1122455783 is an equidigital number, since it uses as much as digits as its factorization.

1122455783 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21178464.

The product of its digits is 67200, while the sum is 38.

The square root of 1122455783 is about 33503.0712472752. The cubic root of 1122455783 is about 1039.2572923977.

Adding to 1122455783 its reverse (3875542211), we get a palindrome (4997997994).

The spelling of 1122455783 in words is "one billion, one hundred twenty-two million, four hundred fifty-five thousand, seven hundred eighty-three".