1010002045 has 32 divisors (see below), whose sum is σ = 1386927360. Its totient is φ = 699479040.

The previous prime is 1010002031. The next prime is 1010002069. The reversal of 1010002045 is 5402000101.

It is not a de Polignac number, because 1010002045 - 2¹⁹ = 1009477757 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (13).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 342186 + ... + 345124.

It is an arithmetic number, because the mean of its divisors is an integer number (43341480).

Almost surely, 2^1010002045 is an apocalyptic number.

It is an amenable number.

1010002045 is a deficient number, since it is larger than the sum of its proper divisors (376925315).

1010002045 is a wasteful number, since it uses less digits than its factorization.

1010002045 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3285.

The product of its (nonzero) digits is 40, while the sum is 13.

The square root of 1010002045 is about 31780.5293379453. The cubic root of 1010002045 is about 1003.3229607014.

Adding to 1010002045 its reverse (5402000101), we get a palindrome (6412002146).

The spelling of 1010002045 in words is "one billion, ten million, two thousand, forty-five".