1002042055 has 8 divisors (see below), whose sum is σ = 1374229152. Its totient is φ = 687114528.

The previous prime is 1002042043. The next prime is 1002042061. The reversal of 1002042055 is 5502402001.

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 1002042055 - 2⁹ = 1002041543 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 14314852 + ... + 14314921.

It is an arithmetic number, because the mean of its divisors is an integer number (171778644).

Almost surely, 2^1002042055 is an apocalyptic number.

1002042055 is a deficient number, since it is larger than the sum of its proper divisors (372187097).

1002042055 is an equidigital number, since it uses as much as digits as its factorization.

1002042055 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28629785.

The product of its (nonzero) digits is 400, while the sum is 19.

The square root of 1002042055 is about 31655.0478597016. The cubic root of 1002042055 is about 1000.6802221929.

Adding to 1002042055 its reverse (5502402001), we get a palindrome (6504444056).

The spelling of 1002042055 in words is "one billion, two million, forty-two thousand, fifty-five".