52752101 has 4 divisors (see below), whose sum is σ = 52780812. Its totient is φ = 52723392.

The previous prime is 52752097. The next prime is 52752103. The reversal of 52752101 is 10125725.

It is a happy number.

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 23049601 + 29702500 = 4801^2 + 5450^2 .

It is a cyclic number.

It is not a de Polignac number, because 52752101 - 2² = 52752097 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (52752103) 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, 11396 + ... + 15341.

It is an arithmetic number, because the mean of its divisors is an integer number (13195203).

Almost surely, 2^52752101 is an apocalyptic number.

It is an amenable number.

52752101 is a deficient number, since it is larger than the sum of its proper divisors (28711).

52752101 is a wasteful number, since it uses less digits than its factorization.

52752101 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28710.

The product of its (nonzero) digits is 700, while the sum is 23.

The square root of 52752101 is about 7263.0641605317. The cubic root of 52752101 is about 375.0420124782.

Adding to 52752101 its reverse (10125725), we get a palindrome (62877826).

The spelling of 52752101 in words is "fifty-two million, seven hundred fifty-two thousand, one hundred one".