53158333 has 6 divisors (see below), whose sum is σ = 56103774. Its totient is φ = 50360184.

The previous prime is 53158327. The next prime is 53158367. The reversal of 53158333 is 33385135.

It can be written as a sum of positive squares in only one way, i.e., 35366809 + 17791524 = 5947^2 + 4218^2 .

It is not a de Polignac number, because 53158333 - 2⁹ = 53157821 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 53158295 and 53158304.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (53158373) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 73266 + ... + 73987.

It is an arithmetic number, because the mean of its divisors is an integer number (9350629).

Almost surely, 2^53158333 is an apocalyptic number.

It is an amenable number.

53158333 is a deficient number, since it is larger than the sum of its proper divisors (2945441).

53158333 is a wasteful number, since it uses less digits than its factorization.

53158333 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 147291 (or 147272 counting only the distinct ones).

The product of its digits is 16200, while the sum is 31.

The square root of 53158333 is about 7290.9761349219. The cubic root of 53158333 is about 376.0022563808.

The spelling of 53158333 in words is "fifty-three million, one hundred fifty-eight thousand, three hundred thirty-three".