1142200024 has 32 divisors (see below), whose sum is σ = 2451237120. Its totient is φ = 488781216.

The previous prime is 1142200021. The next prime is 1142200049. The reversal of 1142200024 is 4200022411.

It is a junction number, because it is equal to n+sod(n) for n = 1142199980 and 1142200007.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1142200021) 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, 23317 + ... + 53179.

It is an arithmetic number, because the mean of its divisors is an integer number (76601160).

Almost surely, 2^1142200024 is an apocalyptic number.

1142200024 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

1142200024 is an abundant number, since it is smaller than the sum of its proper divisors (1309037096).

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

1142200024 is a wasteful number, since it uses less digits than its factorization.

1142200024 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30559 (or 30555 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 16.

The square root of 1142200024 is about 33796.4498727307. The cubic root of 1142200024 is about 1045.3154954996.

Adding to 1142200024 its reverse (4200022411), we get a palindrome (5342222435).

The spelling of 1142200024 in words is "one billion, one hundred forty-two million, two hundred thousand, twenty-four".