1121650233 has 16 divisors (see below), whose sum is σ = 1641890496. Its totient is φ = 675455040.

The previous prime is 1121650169. The next prime is 1121650247. The reversal of 1121650233 is 3320561211.

It is not a de Polignac number, because 1121650233 - 2⁶ = 1121650169 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1121650273) 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, 103066 + ... + 113427.

It is an arithmetic number, because the mean of its divisors is an integer number (102618156).

Almost surely, 2^1121650233 is an apocalyptic number.

It is an amenable number.

1121650233 is a deficient number, since it is larger than the sum of its proper divisors (520240263).

1121650233 is a wasteful number, since it uses less digits than its factorization.

1121650233 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 216664.

The product of its (nonzero) digits is 1080, while the sum is 24.

The square root of 1121650233 is about 33491.0470573854. The cubic root of 1121650233 is about 1039.0086191834.

The spelling of 1121650233 in words is "one billion, one hundred twenty-one million, six hundred fifty thousand, two hundred thirty-three".