4375060661 has 2 divisors, whose sum is σ = 4375060662. Its totient is φ = 4375060660.

The previous prime is 4375060633. The next prime is 4375060681. The reversal of 4375060661 is 1660605734.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 3432202225 + 942858436 = 58585^2 + 30706^2 .

It is a cyclic number.

It is not a de Polignac number, because 4375060661 - 2¹⁸ = 4374798517 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4375060681) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2187530330 + 2187530331.

It is an arithmetic number, because the mean of its divisors is an integer number (2187530331).

Almost surely, 2^4375060661 is an apocalyptic number.

It is an amenable number.

4375060661 is a deficient number, since it is larger than the sum of its proper divisors (1).

4375060661 is an equidigital number, since it uses as much as digits as its factorization.

4375060661 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 90720, while the sum is 38.

The square root of 4375060661 is about 66144.2413290832. The cubic root of 4375060661 is about 1635.5407141509.

The spelling of 4375060661 in words is "four billion, three hundred seventy-five million, sixty thousand, six hundred sixty-one".