53134331 has 4 divisors (see below), whose sum is σ = 54570432. Its totient is φ = 51698232.

The previous prime is 53134327. The next prime is 53134337. The reversal of 53134331 is 13343135.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 53134331 - 2² = 53134327 is a prime.

It is a super-2 number, since 2×53134331² = 5646514261635122, 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 = 53134297 and 53134306.

It is not an unprimeable number, because it can be changed into a prime (53134337) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 717995 + ... + 718068.

It is an arithmetic number, because the mean of its divisors is an integer number (13642608).

Almost surely, 2^53134331 is an apocalyptic number.

53134331 is a deficient number, since it is larger than the sum of its proper divisors (1436101).

53134331 is a wasteful number, since it uses less digits than its factorization.

53134331 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1436100.

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

The square root of 53134331 is about 7289.3299417711. The cubic root of 53134331 is about 375.9456571342.

Adding to 53134331 its reverse (13343135), we get a palindrome (66477466).

The spelling of 53134331 in words is "fifty-three million, one hundred thirty-four thousand, three hundred thirty-one".