201579953 has 2 divisors, whose sum is σ = 201579954. Its totient is φ = 201579952.

The previous prime is 201579947. The next prime is 201579977. The reversal of 201579953 is 359975102.

201579953 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 157051024 + 44528929 = 12532^2 + 6673^2 .

It is a cyclic number.

It is not a de Polignac number, because 201579953 - 2¹⁰ = 201578929 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 201579953.

It is not a weakly prime, because it can be changed into another prime (201479953) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 100789976 + 100789977.

It is an arithmetic number, because the mean of its divisors is an integer number (100789977).

Almost surely, 2^201579953 is an apocalyptic number.

It is an amenable number.

201579953 is a deficient number, since it is larger than the sum of its proper divisors (1).

201579953 is an equidigital number, since it uses as much as digits as its factorization.

201579953 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 85050, while the sum is 41.

The square root of 201579953 is about 14197.8855115823. The cubic root of 201579953 is about 586.3394471654.

The spelling of 201579953 in words is "two hundred one million, five hundred seventy-nine thousand, nine hundred fifty-three".