4213938523 has 4 divisors (see below), whose sum is σ = 4214366128. Its totient is φ = 4213510920.

The previous prime is 4213938517. The next prime is 4213938607. The reversal of 4213938523 is 3258393124.

4213938523 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-4213938523 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4213938023) 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, 198663 + ... + 218848.

It is an arithmetic number, because the mean of its divisors is an integer number (1053591532).

Almost surely, 2^4213938523 is an apocalyptic number.

4213938523 is a deficient number, since it is larger than the sum of its proper divisors (427605).

4213938523 is a wasteful number, since it uses less digits than its factorization.

4213938523 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 427604.

The product of its digits is 155520, while the sum is 40.

The square root of 4213938523 is about 64914.8559499287. The cubic root of 4213938523 is about 1615.2115015971.

The spelling of 4213938523 in words is "four billion, two hundred thirteen million, nine hundred thirty-eight thousand, five hundred twenty-three".