1123254732 has 96 divisors (see below), whose sum is σ = 2781210880. Its totient is φ = 352408320.

The previous prime is 1123254731. The next prime is 1123254733. The reversal of 1123254732 is 2374523211.

It is an interprime number because it is at equal distance from previous prime (1123254731) and next prime (1123254733).

It is a super-3 number, since 3×1123254732³ (a number of 28 digits) contains 333 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 1123254732.

It is not an unprimeable number, because it can be changed into a prime (1123254731) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1814319 + ... + 1814937.

Almost surely, 2^1123254732 is an apocalyptic number.

1123254732 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1123254732 is an abundant number, since it is smaller than the sum of its proper divisors (1657956148).

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

1123254732 is a wasteful number, since it uses less digits than its factorization.

1123254732 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 791 (or 789 counting only the distinct ones).

The product of its digits is 10080, while the sum is 30.

The square root of 1123254732 is about 33514.9926450835. The cubic root of 1123254732 is about 1039.5038103936.

Adding to 1123254732 its reverse (2374523211), we get a palindrome (3497777943).

The spelling of 1123254732 in words is "one billion, one hundred twenty-three million, two hundred fifty-four thousand, seven hundred thirty-two".