60899999 has 2 divisors, whose sum is σ = 60900000. Its totient is φ = 60899998.

The previous prime is 60899987. The next prime is 60900041. The reversal of 60899999 is 99999806.

60899999 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 60899999 - 2⁴ = 60899983 is a prime.

It is a Sophie Germain prime.

It is a Chen prime.

60899999 is a modest number, since divided by 9999 gives 6089 as remainder.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (60895999) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 30449999 + 30450000.

It is an arithmetic number, because the mean of its divisors is an integer number (30450000).

Almost surely, 2^60899999 is an apocalyptic number.

60899999 is a deficient number, since it is larger than the sum of its proper divisors (1).

60899999 is an equidigital number, since it uses as much as digits as its factorization.

60899999 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2834352, while the sum is 59.

The square root of 60899999 is about 7803.8451419797. The cubic root of 60899999 is about 393.4344893679.

The spelling of 60899999 in words is "sixty million, eight hundred ninety-nine thousand, nine hundred ninety-nine".