2076020561 has 2 divisors, whose sum is σ = 2076020562. Its totient is φ = 2076020560.

The previous prime is 2076020537. The next prime is 2076020621. The reversal of 2076020561 is 1650206702.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1425515536 + 650505025 = 37756^2 + 25505^2 .

It is a cyclic number.

It is not a de Polignac number, because 2076020561 - 2²² = 2071826257 is a prime.

It is a super-2 number, since 2×2076020561² = 8619722739389509442, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (2076020861) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1038010280 + 1038010281.

It is an arithmetic number, because the mean of its divisors is an integer number (1038010281).

Almost surely, 2^2076020561 is an apocalyptic number.

It is an amenable number.

2076020561 is a deficient number, since it is larger than the sum of its proper divisors (1).

2076020561 is an equidigital number, since it uses as much as digits as its factorization.

2076020561 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 5040, while the sum is 29.

The square root of 2076020561 is about 45563.3686309518. The cubic root of 2076020561 is about 1275.6862763955.

The spelling of 2076020561 in words is "two billion, seventy-six million, twenty thousand, five hundred sixty-one".