2145204062 has 8 divisors (see below), whose sum is σ = 3218022192. Its totient is φ = 1072530000.

The previous prime is 2145204053. The next prime is 2145204067. The reversal of 2145204062 is 2604025412.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2145204067) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 16562 + ... + 67562.

It is an arithmetic number, because the mean of its divisors is an integer number (402252774).

Almost surely, 2^2145204062 is an apocalyptic number.

2145204062 is a deficient number, since it is larger than the sum of its proper divisors (1072818130).

2145204062 is a wasteful number, since it uses less digits than its factorization.

2145204062 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 72034.

The product of its (nonzero) digits is 3840, while the sum is 26.

The square root of 2145204062 is about 46316.3476755238. The cubic root of 2145204062 is about 1289.7024857229.

Adding to 2145204062 its reverse (2604025412), we get a palindrome (4749229474).

The spelling of 2145204062 in words is "two billion, one hundred forty-five million, two hundred four thousand, sixty-two".