1123120983 has 8 divisors (see below), whose sum is σ = 1499069808. Its totient is φ = 747959744.

The previous prime is 1123120969. The next prime is 1123121003. The reversal of 1123120983 is 3890213211.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1123120983 - 2¹³ = 1123112791 is a prime.

It is a super-2 number, since 2×1123120983² = 2522801484909772578, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 1123120983.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1123122983) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 193560 + ... + 199277.

It is an arithmetic number, because the mean of its divisors is an integer number (187383726).

Almost surely, 2^1123120983 is an apocalyptic number.

1123120983 is a deficient number, since it is larger than the sum of its proper divisors (375948825).

1123120983 is an equidigital number, since it uses as much as digits as its factorization.

1123120983 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 393793.

The product of its (nonzero) digits is 2592, while the sum is 30.

The square root of 1123120983 is about 33512.9972249574. The cubic root of 1123120983 is about 1039.4625499060.

The spelling of 1123120983 in words is "one billion, one hundred twenty-three million, one hundred twenty thousand, nine hundred eighty-three".