2045140210 has 8 divisors (see below), whose sum is σ = 3681252396. Its totient is φ = 818056080.

The previous prime is 2045140189. The next prime is 2045140231. The reversal of 2045140210 is 120415402.

It is an interprime number because it is at equal distance from previous prime (2045140189) and next prime (2045140231).

It can be written as a sum of positive squares in 2 ways, for example, as 2026710361 + 18429849 = 45019^2 + 4293^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 102257001 + ... + 102257020.

Almost surely, 2^2045140210 is an apocalyptic number.

2045140210 is a deficient number, since it is larger than the sum of its proper divisors (1636112186).

2045140210 is a wasteful number, since it uses less digits than its factorization.

2045140210 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 204514028.

The product of its (nonzero) digits is 320, while the sum is 19.

The square root of 2045140210 is about 45223.2264439414. The cubic root of 2045140210 is about 1269.3294680959.

Adding to 2045140210 its reverse (120415402), we get a palindrome (2165555612).

The spelling of 2045140210 in words is "two billion, forty-five million, one hundred forty thousand, two hundred ten".