1142150867 has 8 divisors (see below), whose sum is σ = 1341827760. Its totient is φ = 958448160.

The previous prime is 1142150861. The next prime is 1142150869. The reversal of 1142150867 is 7680512411.

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

It is a cyclic number.

It is not a de Polignac number, because 1142150867 - 2⁶ = 1142150803 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1142150861) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3993392 + ... + 3993677.

It is an arithmetic number, because the mean of its divisors is an integer number (167728470).

Almost surely, 2^1142150867 is an apocalyptic number.

1142150867 is a deficient number, since it is larger than the sum of its proper divisors (199676893).

1142150867 is a wasteful number, since it uses less digits than its factorization.

1142150867 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7987093.

The product of its (nonzero) digits is 13440, while the sum is 35.

The square root of 1142150867 is about 33795.7226139640. The cubic root of 1142150867 is about 1045.3004994948.

The spelling of 1142150867 in words is "one billion, one hundred forty-two million, one hundred fifty thousand, eight hundred sixty-seven".