1142024340 has 48 divisors (see below), whose sum is σ = 3199472640. Its totient is φ = 304368000.

The previous prime is 1142024309. The next prime is 1142024347. The reversal of 1142024340 is 434202411.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1142024347) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 130090 + ... + 138590.

It is an arithmetic number, because the mean of its divisors is an integer number (66655680).

Almost surely, 2^1142024340 is an apocalyptic number.

1142024340 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1142024340 is an abundant number, since it is smaller than the sum of its proper divisors (2057448300).

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

1142024340 is a wasteful number, since it uses less digits than its factorization.

1142024340 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10752 (or 10750 counting only the distinct ones).

The product of its (nonzero) digits is 768, while the sum is 21.

The square root of 1142024340 is about 33793.8506240411. The cubic root of 1142024340 is about 1045.2618987506.

Adding to 1142024340 its reverse (434202411), we get a palindrome (1576226751).

The spelling of 1142024340 in words is "one billion, one hundred forty-two million, twenty-four thousand, three hundred forty".