60669799 has 2 divisors, whose sum is σ = 60669800. Its totient is φ = 60669798.

The previous prime is 60669779. The next prime is 60669803. The reversal of 60669799 is 99796606.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 60669799 - 2⁵ = 60669767 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (60669779) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 30334899 + 30334900.

It is an arithmetic number, because the mean of its divisors is an integer number (30334900).

Almost surely, 2^60669799 is an apocalyptic number.

60669799 is a deficient number, since it is larger than the sum of its proper divisors (1).

60669799 is an equidigital number, since it uses as much as digits as its factorization.

60669799 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1102248, while the sum is 52.

The square root of 60669799 is about 7789.0820383406. The cubic root of 60669799 is about 392.9381402893.

The spelling of 60669799 in words is "sixty million, six hundred sixty-nine thousand, seven hundred ninety-nine".