53042105 has 4 divisors (see below), whose sum is σ = 63650532. Its totient is φ = 42433680.

The previous prime is 53042081. The next prime is 53042107. The reversal of 53042105 is 50124035.

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

It can be written as a sum of positive squares in 2 ways, for example, as 19123129 + 33918976 = 4373^2 + 5824^2 .

It is not a de Polignac number, because 53042105 - 2¹⁶ = 52976569 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (53042107) 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, 5304206 + ... + 5304215.

It is an arithmetic number, because the mean of its divisors is an integer number (15912633).

Almost surely, 2^53042105 is an apocalyptic number.

It is an amenable number.

53042105 is a deficient number, since it is larger than the sum of its proper divisors (10608427).

53042105 is a wasteful number, since it uses less digits than its factorization.

53042105 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10608426.

The product of its (nonzero) digits is 600, while the sum is 20.

The square root of 53042105 is about 7283.0010984484. The cubic root of 53042105 is about 375.7280197919.

The spelling of 53042105 in words is "fifty-three million, forty-two thousand, one hundred five".