1123150953 has 8 divisors (see below), whose sum is σ = 1500225408. Its totient is φ = 747421904.

The previous prime is 1123150939. The next prime is 1123150991. The reversal of 1123150953 is 3590513211.

1123150953 is digitally balanced in base 4, because in such base it contains all the possibile digits an equal number of times.

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 1123150953 - 2²² = 1118956649 is a prime.

It is a super-2 number, since 2×1123150953² = 2522936126449616418, 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 1123150953.

It is not an unprimeable number, because it can be changed into a prime (1123150913) 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, 334401 + ... + 337742.

It is an arithmetic number, because the mean of its divisors is an integer number (187528176).

Almost surely, 2^1123150953 is an apocalyptic number.

It is an amenable number.

1123150953 is a deficient number, since it is larger than the sum of its proper divisors (377074455).

1123150953 is an equidigital number, since it uses as much as digits as its factorization.

1123150953 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 672703.

The product of its (nonzero) digits is 4050, while the sum is 30.

The square root of 1123150953 is about 33513.4443619273. Note that the first 3 decimals coincide. The cubic root of 1123150953 is about 1039.4717956940.

It can be divided in two parts, 1123 and 150953, that added together give a triangular number (152076 = T₅₅₁).

The spelling of 1123150953 in words is "one billion, one hundred twenty-three million, one hundred fifty thousand, nine hundred fifty-three".