1142016402 has 16 divisors (see below), whose sum is σ = 2285200512. Its totient is φ = 380477520.

The previous prime is 1142016397. The next prime is 1142016427. The reversal of 1142016402 is 2046102411.

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, 35674 + ... + 59637.

It is an arithmetic number, because the mean of its divisors is an integer number (142825032).

Almost surely, 2^1142016402 is an apocalyptic number.

1142016402 is an abundant number, since it is smaller than the sum of its proper divisors (1143184110).

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

1142016402 is a wasteful number, since it uses less digits than its factorization.

1142016402 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 97313.

The product of its (nonzero) digits is 384, while the sum is 21.

The square root of 1142016402 is about 33793.7331764338. The cubic root of 1142016402 is about 1045.2594769376.

Adding to 1142016402 its reverse (2046102411), we get a palindrome (3188118813).

The spelling of 1142016402 in words is "one billion, one hundred forty-two million, sixteen thousand, four hundred two".