1142525552 has 60 divisors (see below), whose sum is σ = 2687055696. Its totient is φ = 468357120.

The previous prime is 1142525521. The next prime is 1142525561. The reversal of 1142525552 is 2555252411.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 13649 + ... + 49712.

Almost surely, 2^1142525552 is an apocalyptic number.

It is an amenable number.

1142525552 is an abundant number, since it is smaller than the sum of its proper divisors (1544530144).

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

1142525552 is a wasteful number, since it uses less digits than its factorization.

1142525552 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 63406 (or 63393 counting only the distinct ones).

The product of its digits is 20000, while the sum is 32.

The square root of 1142525552 is about 33801.2655384381. The cubic root of 1142525552 is about 1045.4147913421.

Adding to 1142525552 its reverse (2555252411), we get a palindrome (3697777963).

The spelling of 1142525552 in words is "one billion, one hundred forty-two million, five hundred twenty-five thousand, five hundred fifty-two".