1123014156 has 48 divisors (see below), whose sum is σ = 2870622720. Its totient is φ = 338873920.

The previous prime is 1123014131. The next prime is 1123014163. The reversal of 1123014156 is 6514103211.

It is a happy number.

It is a super-2 number, since 2×1123014156² = 2522321589152784672, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 13750 + ... + 49346.

It is an arithmetic number, because the mean of its divisors is an integer number (59804640).

Almost surely, 2^1123014156 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1123014156, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1435311360).

1123014156 is an abundant number, since it is smaller than the sum of its proper divisors (1747608564).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1123014156 is a wasteful number, since it uses less digits than its factorization.

1123014156 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 35854 (or 35852 counting only the distinct ones).

The product of its (nonzero) digits is 720, while the sum is 24.

The square root of 1123014156 is about 33511.4033725835. The cubic root of 1123014156 is about 1039.4295922852.

Adding to 1123014156 its reverse (6514103211), we get a palindrome (7637117367).

The spelling of 1123014156 in words is "one billion, one hundred twenty-three million, fourteen thousand, one hundred fifty-six".