60820099 has 2 divisors, whose sum is σ = 60820100. Its totient is φ = 60820098.

The previous prime is 60820087. The next prime is 60820127. The reversal of 60820099 is 99002806.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-60820099 is a prime.

It is not a weakly prime, because it can be changed into another prime (60820069) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 30410049 + 30410050.

It is an arithmetic number, because the mean of its divisors is an integer number (30410050).

Almost surely, 2^60820099 is an apocalyptic number.

60820099 is a deficient number, since it is larger than the sum of its proper divisors (1).

60820099 is an equidigital number, since it uses as much as digits as its factorization.

60820099 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 7776, while the sum is 34.

The square root of 60820099 is about 7798.7241905327. The cubic root of 60820099 is about 393.2623537693.

The spelling of 60820099 in words is "sixty million, eight hundred twenty thousand, ninety-nine".