213412355 has 12 divisors (see below), whose sum is σ = 277310880. Its totient is φ = 157596192.

The previous prime is 213412333. The next prime is 213412357. The reversal of 213412355 is 553214312.

It is a happy number.

It is not a de Polignac number, because 213412355 - 2¹⁸ = 213150211 is a prime.

It is not an unprimeable number, because it can be changed into a prime (213412357) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 125435 + ... + 127124.

It is an arithmetic number, because the mean of its divisors is an integer number (23109240).

Almost surely, 2^213412355 is an apocalyptic number.

213412355 is a deficient number, since it is larger than the sum of its proper divisors (63898525).

213412355 is a wasteful number, since it uses less digits than its factorization.

213412355 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 252590 (or 252577 counting only the distinct ones).

The product of its digits is 3600, while the sum is 26.

The square root of 213412355 is about 14608.6397381823. The cubic root of 213412355 is about 597.5944004485.

Adding to 213412355 its reverse (553214312), we get a palindrome (766626667).

The spelling of 213412355 in words is "two hundred thirteen million, four hundred twelve thousand, three hundred fifty-five".