60821711 has 2 divisors, whose sum is σ = 60821712. Its totient is φ = 60821710.

The previous prime is 60821693. The next prime is 60821723. The reversal of 60821711 is 11712806.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 60821711 - 2⁶ = 60821647 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (60821731) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 30410855 + 30410856.

It is an arithmetic number, because the mean of its divisors is an integer number (30410856).

Almost surely, 2^60821711 is an apocalyptic number.

60821711 is a deficient number, since it is larger than the sum of its proper divisors (1).

60821711 is an equidigital number, since it uses as much as digits as its factorization.

60821711 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 672, while the sum is 26.

The square root of 60821711 is about 7798.8275400858. The cubic root of 60821711 is about 393.2658281324.

The spelling of 60821711 in words is "sixty million, eight hundred twenty-one thousand, seven hundred eleven".