1142353532 has 6 divisors (see below), whose sum is σ = 1999118688. Its totient is φ = 571176764.

The previous prime is 1142353519. The next prime is 1142353543. The reversal of 1142353532 is 2353532411.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 1142353495 and 1142353504.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 142794188 + ... + 142794195.

It is an arithmetic number, because the mean of its divisors is an integer number (333186448).

Almost surely, 2^1142353532 is an apocalyptic number.

It is an amenable number.

1142353532 is a deficient number, since it is larger than the sum of its proper divisors (856765156).

1142353532 is a wasteful number, since it uses less digits than its factorization.

1142353532 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 285588387 (or 285588385 counting only the distinct ones).

The product of its digits is 10800, while the sum is 29.

The square root of 1142353532 is about 33798.7208633700. The cubic root of 1142353532 is about 1045.3623224125.

Adding to 1142353532 its reverse (2353532411), we get a palindrome (3495885943).

The spelling of 1142353532 in words is "one billion, one hundred forty-two million, three hundred fifty-three thousand, five hundred thirty-two".