1152306142 has 8 divisors (see below), whose sum is σ = 1861417656. Its totient is φ = 531833592.

The previous prime is 1152306139. The next prime is 1152306151. The reversal of 1152306142 is 2416032511.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

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, 22159708 + ... + 22159759.

It is an arithmetic number, because the mean of its divisors is an integer number (232677207).

Almost surely, 2^1152306142 is an apocalyptic number.

1152306142 is a deficient number, since it is larger than the sum of its proper divisors (709111514).

1152306142 is a wasteful number, since it uses less digits than its factorization.

1152306142 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 44319482.

The product of its (nonzero) digits is 1440, while the sum is 25.

The square root of 1152306142 is about 33945.6350949573. The cubic root of 1152306142 is about 1048.3894104556.

Adding to 1152306142 its reverse (2416032511), we get a palindrome (3568338653).

The spelling of 1152306142 in words is "one billion, one hundred fifty-two million, three hundred six thousand, one hundred forty-two".