2145305002 has 8 divisors (see below), whose sum is σ = 3292793856. Its totient is φ = 1047707052.

The previous prime is 2145304999. The next prime is 2145305003. The reversal of 2145305002 is 2005035412.

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

It is a super-4 number, since 4×2145305002⁴ (a number of 38 digits) contains 4444 as substring.

It is not an unprimeable number, because it can be changed into a prime (2145305003) 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, 12472618 + ... + 12472789.

It is an arithmetic number, because the mean of its divisors is an integer number (411599232).

Almost surely, 2^2145305002 is an apocalyptic number.

2145305002 is a deficient number, since it is larger than the sum of its proper divisors (1147488854).

2145305002 is a wasteful number, since it uses less digits than its factorization.

2145305002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24945452.

The product of its (nonzero) digits is 1200, while the sum is 22.

The square root of 2145305002 is about 46317.4373427546. The cubic root of 2145305002 is about 1289.7227138726.

The spelling of 2145305002 in words is "two billion, one hundred forty-five million, three hundred five thousand, two".