213040053 has 12 divisors (see below), whose sum is σ = 321104160. Its totient is φ = 135851496.

The previous prime is 213040031. The next prime is 213040057. The reversal of 213040053 is 350040312.

213040053 is a `hidden beast` number, since 213 + 0 + 400 + 53 = 666.

It is not a de Polignac number, because 213040053 - 2⁵ = 213040021 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (213040057) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 514383 + ... + 514796.

It is an arithmetic number, because the mean of its divisors is an integer number (26758680).

Almost surely, 2^213040053 is an apocalyptic number.

213040053 is a gapful number since it is divisible by the number (23) formed by its first and last digit.

It is an amenable number.

213040053 is a deficient number, since it is larger than the sum of its proper divisors (108064107).

213040053 is a wasteful number, since it uses less digits than its factorization.

213040053 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1029208 (or 1029205 counting only the distinct ones).

The product of its (nonzero) digits is 360, while the sum is 18.

The square root of 213040053 is about 14595.8916479947. The cubic root of 213040053 is about 597.2466931617.

Adding to 213040053 its reverse (350040312), we get a palindrome (563080365).

The spelling of 213040053 in words is "two hundred thirteen million, forty thousand, fifty-three".