1001042052 has 12 divisors (see below), whose sum is σ = 2335764816. Its totient is φ = 333680680.

The previous prime is 1001042051. The next prime is 1001042083. The reversal of 1001042052 is 2502401001.

It is a tau number, because it is divible by the number of its divisors (12).

It is not an unprimeable number, because it can be changed into a prime (1001042051) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 41710074 + ... + 41710097.

It is an arithmetic number, because the mean of its divisors is an integer number (194647068).

Almost surely, 2^1001042052 is an apocalyptic number.

1001042052 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1001042052 is an abundant number, since it is smaller than the sum of its proper divisors (1334722764).

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

1001042052 is a wasteful number, since it uses less digits than its factorization.

1001042052 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 83420178 (or 83420176 counting only the distinct ones).

The product of its (nonzero) digits is 80, while the sum is 15.

The square root of 1001042052 is about 31639.2486004330. The cubic root of 1001042052 is about 1000.3472300840.

Adding to 1001042052 its reverse (2502401001), we get a palindrome (3503443053).

The spelling of 1001042052 in words is "one billion, one million, forty-two thousand, fifty-two".