52501601 has 2 divisors, whose sum is σ = 52501602. Its totient is φ = 52501600.

The previous prime is 52501591. The next prime is 52501619. The reversal of 52501601 is 10610525.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 29986576 + 22515025 = 5476^2 + 4745^2 .

It is a cyclic number.

It is not a de Polignac number, because 52501601 - 2²² = 48307297 is a prime.

It is not a weakly prime, because it can be changed into another prime (52501621) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26250800 + 26250801.

It is an arithmetic number, because the mean of its divisors is an integer number (26250801).

Almost surely, 2^52501601 is an apocalyptic number.

It is an amenable number.

52501601 is a deficient number, since it is larger than the sum of its proper divisors (1).

52501601 is an equidigital number, since it uses as much as digits as its factorization.

52501601 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 300, while the sum is 20.

The square root of 52501601 is about 7245.7988517485. The cubic root of 52501601 is about 374.4474255713.

The spelling of 52501601 in words is "fifty-two million, five hundred one thousand, six hundred one".