4540203215 has 16 divisors (see below), whose sum is σ = 5597823168. Its totient is φ = 3532525056.

The previous prime is 4540203193. The next prime is 4540203253. The reversal of 4540203215 is 5123020454.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 4540203215 - 2¹² = 4540199119 is a prime.

It is a super-2 number, since 2×4540203215² = 41226890466992672450, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 711479 + ... + 717831.

It is an arithmetic number, because the mean of its divisors is an integer number (349863948).

Almost surely, 2^4540203215 is an apocalyptic number.

4540203215 is a deficient number, since it is larger than the sum of its proper divisors (1057619953).

4540203215 is a wasteful number, since it uses less digits than its factorization.

4540203215 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10258.

The product of its (nonzero) digits is 4800, while the sum is 26.

The square root of 4540203215 is about 67381.0300826575. The cubic root of 4540203215 is about 1655.8656509550.

Adding to 4540203215 its reverse (5123020454), we get a palindrome (9663223669).

The spelling of 4540203215 in words is "four billion, five hundred forty million, two hundred three thousand, two hundred fifteen".