1142102298 has 16 divisors (see below), whose sum is σ = 2284816320. Its totient is φ = 380598816.

The previous prime is 1142102261. The next prime is 1142102323. The reversal of 1142102298 is 8922012411.

It is a happy number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 883 + ... + 47801.

It is an arithmetic number, because the mean of its divisors is an integer number (142801020).

Almost surely, 2^1142102298 is an apocalyptic number.

1142102298 is an abundant number, since it is smaller than the sum of its proper divisors (1142714022).

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

1142102298 is a wasteful number, since it uses less digits than its factorization.

1142102298 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 50981.

The product of its (nonzero) digits is 2304, while the sum is 30.

The square root of 1142102298 is about 33795.0040390588. The cubic root of 1142102298 is about 1045.2856824448.

The spelling of 1142102298 in words is "one billion, one hundred forty-two million, one hundred two thousand, two hundred ninety-eight".