52695091 has 4 divisors (see below), whose sum is σ = 53689392. Its totient is φ = 51700792.

The previous prime is 52695077. The next prime is 52695101. The reversal of 52695091 is 19059625.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-52695091 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 52695091.

It is not an unprimeable number, because it can be changed into a prime (52695011) 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, 497071 + ... + 497176.

It is an arithmetic number, because the mean of its divisors is an integer number (13422348).

Almost surely, 2^52695091 is an apocalyptic number.

52695091 is a deficient number, since it is larger than the sum of its proper divisors (994301).

52695091 is an equidigital number, since it uses as much as digits as its factorization.

52695091 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 994300.

The product of its (nonzero) digits is 24300, while the sum is 37.

The square root of 52695091 is about 7259.1384475019. The cubic root of 52695091 is about 374.9068592384.

The spelling of 52695091 in words is "fifty-two million, six hundred ninety-five thousand, ninety-one".