1142345142 has 12 divisors (see below), whose sum is σ = 2475081180. Its totient is φ = 380781708.

The previous prime is 1142345131. The next prime is 1142345153. The reversal of 1142345142 is 2415432411.

1142345142 is a `hidden beast` number, since 1 + 142 + 3 + 4 + 514 + 2 = 666.

It is an interprime number because it is at equal distance from previous prime (1142345131) and next prime (1142345153).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 31731792 + ... + 31731827.

It is an arithmetic number, because the mean of its divisors is an integer number (206256765).

Almost surely, 2^1142345142 is an apocalyptic number.

1142345142 is an abundant number, since it is smaller than the sum of its proper divisors (1332736038).

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

1142345142 is a wasteful number, since it uses less digits than its factorization.

1142345142 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 63463627 (or 63463624 counting only the distinct ones).

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

The square root of 1142345142 is about 33798.5967460189. The cubic root of 1142345142 is about 1045.3597631897.

Adding to 1142345142 its reverse (2415432411), we get a palindrome (3557777553).

It can be divided in two parts, 11423 and 45142, that added together give a palindrome (56565).

The spelling of 1142345142 in words is "one billion, one hundred forty-two million, three hundred forty-five thousand, one hundred forty-two".