1152142306 has 8 divisors (see below), whose sum is σ = 1975101120. Its totient is φ = 493775268.

The previous prime is 1152142279. The next prime is 1152142331. The reversal of 1152142306 is 6032412511.

It is a happy number.

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

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, 41147926 + ... + 41147953.

It is an arithmetic number, because the mean of its divisors is an integer number (246887640).

Almost surely, 2^1152142306 is an apocalyptic number.

1152142306 is a deficient number, since it is larger than the sum of its proper divisors (822958814).

1152142306 is an equidigital number, since it uses as much as digits as its factorization.

1152142306 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 82295888.

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

The square root of 1152142306 is about 33943.2217975843. The cubic root of 1152142306 is about 1048.3397210943.

Adding to 1152142306 its reverse (6032412511), we get a palindrome (7184554817).

The spelling of 1152142306 in words is "one billion, one hundred fifty-two million, one hundred forty-two thousand, three hundred six".