2045402113 has 8 divisors (see below), whose sum is σ = 2112176000. Its totient is φ = 1979501328.

The previous prime is 2045402101. The next prime is 2045402131. The reversal of 2045402113 is 3112045402.

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 2045402113 - 2¹³ = 2045393921 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2045402173) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 213513 + ... + 222886.

It is an arithmetic number, because the mean of its divisors is an integer number (264022000).

Almost surely, 2^2045402113 is an apocalyptic number.

It is an amenable number.

2045402113 is a deficient number, since it is larger than the sum of its proper divisors (66773887).

2045402113 is a wasteful number, since it uses less digits than its factorization.

2045402113 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 436551.

The product of its (nonzero) digits is 960, while the sum is 22.

The square root of 2045402113 is about 45226.1220203546. The cubic root of 2045402113 is about 1269.3836497121.

Adding to 2045402113 its reverse (3112045402), we get a palindrome (5157447515).

The spelling of 2045402113 in words is "two billion, forty-five million, four hundred two thousand, one hundred thirteen".