1145001424 has 120 divisors (see below), whose sum is σ = 2671704000. Its totient is φ = 473679360.

The previous prime is 1145001413. The next prime is 1145001443. The reversal of 1145001424 is 4241005411.

It is a super-2 number, since 2×1145001424² = 2622056521924055552, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1145001395 and 1145001404.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 5753677 + ... + 5753875.

It is an arithmetic number, because the mean of its divisors is an integer number (22264200).

Almost surely, 2^1145001424 is an apocalyptic number.

1145001424 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1145001424, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1335852000).

1145001424 is an abundant number, since it is smaller than the sum of its proper divisors (1526702576).

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

1145001424 is a wasteful number, since it uses less digits than its factorization.

1145001424 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 441 (or 428 counting only the distinct ones).

The product of its (nonzero) digits is 640, while the sum is 22.

The square root of 1145001424 is about 33837.8696728976. The cubic root of 1145001424 is about 1046.1693903134.

Adding to 1145001424 its reverse (4241005411), we get a palindrome (5386006835).

The spelling of 1145001424 in words is "one billion, one hundred forty-five million, one thousand, four hundred twenty-four".