1002051142 has 8 divisors (see below), whose sum is σ = 1503213336. Its totient is φ = 500980032.

The previous prime is 1002051137. The next prime is 1002051151. The reversal of 1002051142 is 2411502001.

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, 23713 + ... + 50659.

It is an arithmetic number, because the mean of its divisors is an integer number (187901667).

Almost surely, 2^1002051142 is an apocalyptic number.

1002051142 is a deficient number, since it is larger than the sum of its proper divisors (501162194).

1002051142 is a wasteful number, since it uses less digits than its factorization.

1002051142 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 45542.

The product of its (nonzero) digits is 80, while the sum is 16.

The square root of 1002051142 is about 31655.1913909867. The cubic root of 1002051142 is about 1000.6832470671.

Adding to 1002051142 its reverse (2411502001), we get a palindrome (3413553143).

The spelling of 1002051142 in words is "one billion, two million, fifty-one thousand, one hundred forty-two".