53413331 has 8 divisors (see below), whose sum is σ = 55339680. Its totient is φ = 51492672.

The previous prime is 53413319. The next prime is 53413333. The reversal of 53413331 is 13331435.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 53413331 - 2¹⁸ = 53151187 is a prime.

It is a super-2 number, since 2×53413331² = 5705967857031122, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 53413297 and 53413306.

It is not an unprimeable number, because it can be changed into a prime (53413333) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 29066 + ... + 30848.

It is an arithmetic number, because the mean of its divisors is an integer number (6917460).

Almost surely, 2^53413331 is an apocalyptic number.

53413331 is a deficient number, since it is larger than the sum of its proper divisors (1926349).

53413331 is a wasteful number, since it uses less digits than its factorization.

53413331 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2845.

The product of its digits is 1620, while the sum is 23.

The square root of 53413331 is about 7308.4424469240. The cubic root of 53413331 is about 376.6025192490.

Adding to 53413331 its reverse (13331435), we get a palindrome (66744766).

The spelling of 53413331 in words is "fifty-three million, four hundred thirteen thousand, three hundred thirty-one".