213134524 has 12 divisors (see below), whose sum is σ = 373678648. Its totient is φ = 106369200.

The previous prime is 213134503. The next prime is 213134539. The reversal of 213134524 is 425431312.

213134524 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 47082 + ... + 51409.

Almost surely, 2^213134524 is an apocalyptic number.

It is an amenable number.

213134524 is a deficient number, since it is larger than the sum of its proper divisors (160544124).

213134524 is a wasteful number, since it uses less digits than its factorization.

213134524 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 99036 (or 99034 counting only the distinct ones).

The product of its digits is 2880, while the sum is 25.

The square root of 213134524 is about 14599.1275081766. The cubic root of 213134524 is about 597.3349616251.

Adding to 213134524 its reverse (425431312), we get a palindrome (638565836).

The spelling of 213134524 in words is "two hundred thirteen million, one hundred thirty-four thousand, five hundred twenty-four".