60775643 has 2 divisors, whose sum is σ = 60775644. Its totient is φ = 60775642.

The previous prime is 60775609. The next prime is 60775651. The reversal of 60775643 is 34657706.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-60775643 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 60775597 and 60775606.

It is not a weakly prime, because it can be changed into another prime (60771643) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 30387821 + 30387822.

It is an arithmetic number, because the mean of its divisors is an integer number (30387822).

Almost surely, 2^60775643 is an apocalyptic number.

60775643 is a deficient number, since it is larger than the sum of its proper divisors (1).

60775643 is an equidigital number, since it uses as much as digits as its factorization.

60775643 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 105840, while the sum is 38.

The square root of 60775643 is about 7795.8734597221. The cubic root of 60775643 is about 393.1665130145.

The spelling of 60775643 in words is "sixty million, seven hundred seventy-five thousand, six hundred forty-three".