7517050561 has 2 divisors, whose sum is σ = 7517050562. Its totient is φ = 7517050560.

The previous prime is 7517050537. The next prime is 7517050621. The reversal of 7517050561 is 1650507157.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 5501040561 + 2016010000 = 74169^2 + 44900^2 .

It is a cyclic number.

It is not a de Polignac number, because 7517050561 - 2⁵ = 7517050529 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 7517050561.

It is not a weakly prime, because it can be changed into another prime (7517050501) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3758525280 + 3758525281.

It is an arithmetic number, because the mean of its divisors is an integer number (3758525281).

Almost surely, 2^7517050561 is an apocalyptic number.

It is an amenable number.

7517050561 is a deficient number, since it is larger than the sum of its proper divisors (1).

7517050561 is an equidigital number, since it uses as much as digits as its factorization.

7517050561 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 36750, while the sum is 37.

The square root of 7517050561 is about 86700.9259523795. The cubic root of 7517050561 is about 1958.9160465724.

The spelling of 7517050561 in words is "seven billion, five hundred seventeen million, fifty thousand, five hundred sixty-one".