1142451324 has 48 divisors (see below), whose sum is σ = 3385043200. Its totient is φ = 326414448.

The previous prime is 1142451319. The next prime is 1142451329. The reversal of 1142451324 is 4231542411.

1142451324 is a `hidden beast` number, since 1 + 142 + 4 + 513 + 2 + 4 = 666.

It is an interprime number because it is at equal distance from previous prime (1142451319) and next prime (1142451329).

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1142451329) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 754834 + ... + 756345.

Almost surely, 2^1142451324 is an apocalyptic number.

1142451324 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

1142451324 is an abundant number, since it is smaller than the sum of its proper divisors (2242591876).

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

1142451324 is a wasteful number, since it uses less digits than its factorization.

1142451324 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1511199 (or 1511191 counting only the distinct ones).

The product of its digits is 3840, while the sum is 27.

The square root of 1142451324 is about 33800.1675143778. The cubic root of 1142451324 is about 1045.3921512271.

Adding to 1142451324 its reverse (4231542411), we get a palindrome (5373993735).

The spelling of 1142451324 in words is "one billion, one hundred forty-two million, four hundred fifty-one thousand, three hundred twenty-four".