1123650051 has 8 divisors (see below), whose sum is σ = 1506860880. Its totient is φ = 744769632.

The previous prime is 1123650049. The next prime is 1123650061. The reversal of 1123650051 is 1500563211.

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

It is not a de Polignac number, because 1123650051 - 2¹ = 1123650049 is a prime.

It is a super-2 number, since 2×1123650051² = 2525178874224605202, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1123650061) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1081996 + ... + 1083033.

It is an arithmetic number, because the mean of its divisors is an integer number (188357610).

Almost surely, 2^1123650051 is an apocalyptic number.

1123650051 is a deficient number, since it is larger than the sum of its proper divisors (383210829).

1123650051 is a wasteful number, since it uses less digits than its factorization.

1123650051 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2165205.

The product of its (nonzero) digits is 900, while the sum is 24.

The square root of 1123650051 is about 33520.8897704103. The cubic root of 1123650051 is about 1039.6257439724.

The spelling of 1123650051 in words is "one billion, one hundred twenty-three million, six hundred fifty thousand, fifty-one".