1142552 has 16 divisors (see below), whose sum is σ = 2154600. Its totient is φ = 568000.

The previous prime is 1142549. The next prime is 1142569. The reversal of 1142552 is 2552411.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1724 + ... + 2292.

2^1142552 is an apocalyptic number.

It is an amenable number.

1142552 is a deficient number, since it is larger than the sum of its proper divisors (1012048).

1142552 is a wasteful number, since it uses less digits than its factorization.

1142552 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 826 (or 822 counting only the distinct ones).

The product of its digits is 400, while the sum is 20.

The square root of 1142552 is about 1068.9022406189. The cubic root of 1142552 is about 104.5422857950.

Adding to 1142552 its reverse (2552411), we get a palindrome (3694963).

The spelling of 1142552 in words is "one million, one hundred forty-two thousand, five hundred fifty-two".