526201601 has 2 divisors, whose sum is σ = 526201602. Its totient is φ = 526201600.

The previous prime is 526201591. The next prime is 526201603. The reversal of 526201601 is 106102625.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 466603201 + 59598400 = 21601^2 + 7720^2 .

It is a cyclic number.

It is not a de Polignac number, because 526201601 - 2⁶ = 526201537 is a prime.

Together with 526201603, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (526201603) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 263100800 + 263100801.

It is an arithmetic number, because the mean of its divisors is an integer number (263100801).

Almost surely, 2^526201601 is an apocalyptic number.

It is an amenable number.

526201601 is a deficient number, since it is larger than the sum of its proper divisors (1).

526201601 is an equidigital number, since it uses as much as digits as its factorization.

526201601 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 720, while the sum is 23.

The square root of 526201601 is about 22939.0845719702. The cubic root of 526201601 is about 807.3293135770.

The spelling of 526201601 in words is "five hundred twenty-six million, two hundred one thousand, six hundred one".