53136214 has 4 divisors (see below), whose sum is σ = 79704324. Its totient is φ = 26568106.

The previous prime is 53136211. The next prime is 53136221. The reversal of 53136214 is 41263135.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (53136211) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13284052 + ... + 13284055.

It is an arithmetic number, because the mean of its divisors is an integer number (19926081).

Almost surely, 2^53136214 is an apocalyptic number.

53136214 is a deficient number, since it is larger than the sum of its proper divisors (26568110).

53136214 is a wasteful number, since it uses less digits than its factorization.

53136214 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26568109.

The product of its digits is 2160, while the sum is 25.

The square root of 53136214 is about 7289.4591020185. The cubic root of 53136214 is about 375.9500980628.

Adding to 53136214 its reverse (41263135), we get a palindrome (94399349).

The spelling of 53136214 in words is "fifty-three million, one hundred thirty-six thousand, two hundred fourteen".