201560701 has 4 divisors (see below), whose sum is σ = 208511100. Its totient is φ = 194610304.

The previous prime is 201560677. The next prime is 201560741. The reversal of 201560701 is 107065102.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 107065102 = 2 ⋅53532551.

It can be written as a sum of positive squares in 2 ways, for example, as 128799801 + 72760900 = 11349^2 + 8530^2 .

It is a cyclic number.

It is not a de Polignac number, because 201560701 - 2⁵ = 201560669 is a prime.

It is a super-2 number, since 2×201560701² = 81253432375222802, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (201560741) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3475156 + ... + 3475213.

It is an arithmetic number, because the mean of its divisors is an integer number (52127775).

Almost surely, 2^201560701 is an apocalyptic number.

It is an amenable number.

201560701 is a deficient number, since it is larger than the sum of its proper divisors (6950399).

201560701 is an equidigital number, since it uses as much as digits as its factorization.

201560701 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6950398.

The product of its (nonzero) digits is 420, while the sum is 22.

The square root of 201560701 is about 14197.2075071121. The cubic root of 201560701 is about 586.3207803515.

The spelling of 201560701 in words is "two hundred one million, five hundred sixty thousand, seven hundred one".