53121314 has 4 divisors (see below), whose sum is σ = 79681974. Its totient is φ = 26560656.

The previous prime is 53121251. The next prime is 53121319. The reversal of 53121314 is 41312135.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 41312135 = 5 ⋅8262427.

It can be written as a sum of positive squares in only one way, i.e., 31730689 + 21390625 = 5633^2 + 4625^2 .

It is not an unprimeable number, because it can be changed into a prime (53121319) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13280327 + ... + 13280330.

Almost surely, 2^53121314 is an apocalyptic number.

53121314 is a deficient number, since it is larger than the sum of its proper divisors (26560660).

53121314 is a wasteful number, since it uses less digits than its factorization.

53121314 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26560659.

The product of its digits is 360, while the sum is 20.

The square root of 53121314 is about 7288.4370066565. The cubic root of 53121314 is about 375.9149545470.

Adding to 53121314 its reverse (41312135), we get a palindrome (94433449).

It can be divided in two parts, 5312131 and 4, that added together give a palindrome (5312135).

The spelling of 53121314 in words is "fifty-three million, one hundred twenty-one thousand, three hundred fourteen".