1142320052 has 12 divisors (see below), whose sum is σ = 2104273920. Its totient is φ = 541098936.

The previous prime is 1142320037. The next prime is 1142320079. The reversal of 1142320052 is 2500232411.

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, 7515188 + ... + 7515339.

It is an arithmetic number, because the mean of its divisors is an integer number (175356160).

Almost surely, 2^1142320052 is an apocalyptic number.

It is an amenable number.

1142320052 is a deficient number, since it is larger than the sum of its proper divisors (961953868).

1142320052 is a wasteful number, since it uses less digits than its factorization.

1142320052 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15030550 (or 15030548 counting only the distinct ones).

The product of its (nonzero) digits is 480, while the sum is 20.

The square root of 1142320052 is about 33798.2255747251. The cubic root of 1142320052 is about 1045.3521098494.

Adding to 1142320052 its reverse (2500232411), we get a palindrome (3642552463).

The spelling of 1142320052 in words is "one billion, one hundred forty-two million, three hundred twenty thousand, fifty-two".