213541054 has 4 divisors (see below), whose sum is σ = 320311584. Its totient is φ = 106770526.

The previous prime is 213541049. The next prime is 213541067. The reversal of 213541054 is 450145312.

It is a happy number.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 53385262 + ... + 53385265.

It is an arithmetic number, because the mean of its divisors is an integer number (80077896).

Almost surely, 2^213541054 is an apocalyptic number.

213541054 is a deficient number, since it is larger than the sum of its proper divisors (106770530).

213541054 is a wasteful number, since it uses less digits than its factorization.

213541054 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 106770529.

The product of its (nonzero) digits is 2400, while the sum is 25.

The square root of 213541054 is about 14613.0439676338. The cubic root of 213541054 is about 597.7145033774.

Adding to 213541054 its reverse (450145312), we get a palindrome (663686366).

The spelling of 213541054 in words is "two hundred thirteen million, five hundred forty-one thousand, fifty-four".