4213540309 has 16 divisors (see below), whose sum is σ = 4621478400. Its totient is φ = 3809810160.

The previous prime is 4213540277. The next prime is 4213540337. The reversal of 4213540309 is 9030453124.

It is a cyclic number.

It is not a de Polignac number, because 4213540309 - 2⁵ = 4213540277 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4213549309) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2021782 + ... + 2023864.

It is an arithmetic number, because the mean of its divisors is an integer number (288842400).

Almost surely, 2^4213540309 is an apocalyptic number.

It is an amenable number.

4213540309 is a deficient number, since it is larger than the sum of its proper divisors (407938091).

4213540309 is a wasteful number, since it uses less digits than its factorization.

4213540309 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3000.

The product of its (nonzero) digits is 12960, while the sum is 31.

The square root of 4213540309 is about 64911.7886750935. The cubic root of 4213540309 is about 1615.1606212397.

The spelling of 4213540309 in words is "four billion, two hundred thirteen million, five hundred forty thousand, three hundred nine".