52102547 has 4 divisors (see below), whose sum is σ = 59545776. Its totient is φ = 44659320.

The previous prime is 52102543. The next prime is 52102553. The reversal of 52102547 is 74520125.

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 52102547 - 2² = 52102543 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (52102543) 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, 3721604 + ... + 3721617.

It is an arithmetic number, because the mean of its divisors is an integer number (14886444).

Almost surely, 2^52102547 is an apocalyptic number.

52102547 is a deficient number, since it is larger than the sum of its proper divisors (7443229).

52102547 is an equidigital number, since it uses as much as digits as its factorization.

52102547 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7443228.

The product of its (nonzero) digits is 2800, while the sum is 26.

The square root of 52102547 is about 7218.2094040004. The cubic root of 52102547 is about 373.4963121497.

The spelling of 52102547 in words is "fifty-two million, one hundred two thousand, five hundred forty-seven".