1120205963 has 4 divisors (see below), whose sum is σ = 1125515208. Its totient is φ = 1114896720.

The previous prime is 1120205959. The next prime is 1120205981. The reversal of 1120205963 is 3695020211.

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 1120205963 - 2² = 1120205959 is a prime.

It is a super-2 number, since 2×1120205963² = 2509722799081514738, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1120205063) 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, 2654306 + ... + 2654727.

It is an arithmetic number, because the mean of its divisors is an integer number (281378802).

Almost surely, 2^1120205963 is an apocalyptic number.

1120205963 is a deficient number, since it is larger than the sum of its proper divisors (5309245).

1120205963 is an equidigital number, since it uses as much as digits as its factorization.

1120205963 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5309244.

The product of its (nonzero) digits is 3240, while the sum is 29.

The square root of 1120205963 is about 33469.4780807828. The cubic root of 1120205963 is about 1038.5624749008.

The spelling of 1120205963 in words is "one billion, one hundred twenty million, two hundred five thousand, nine hundred sixty-three".