53334145 has 4 divisors (see below), whose sum is σ = 64000980. Its totient is φ = 42667312.

The previous prime is 53334139. The next prime is 53334157. The reversal of 53334145 is 54143335.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 54143335 = 5 ⋅10828667.

It can be written as a sum of positive squares in 2 ways, for example, as 38155329 + 15178816 = 6177^2 + 3896^2 .

It is a cyclic number.

It is not a de Polignac number, because 53334145 - 2³ = 53334137 is a prime.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5333410 + ... + 5333419.

It is an arithmetic number, because the mean of its divisors is an integer number (16000245).

Almost surely, 2^53334145 is an apocalyptic number.

It is an amenable number.

53334145 is a deficient number, since it is larger than the sum of its proper divisors (10666835).

53334145 is a wasteful number, since it uses less digits than its factorization.

53334145 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10666834.

The product of its digits is 10800, while the sum is 28.

The square root of 53334145 is about 7303.0230042086. The cubic root of 53334145 is about 376.4163210617.

The spelling of 53334145 in words is "fifty-three million, three hundred thirty-four thousand, one hundred forty-five".