6460121099 has 2 divisors, whose sum is σ = 6460121100. Its totient is φ = 6460121098.

The previous prime is 6460121051. The next prime is 6460121111. The reversal of 6460121099 is 9901210646.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 6460121099 - 2²⁰ = 6459072523 is a prime.

It is a super-2 number, since 2×6460121099² = 83466329227489935602, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (6460121299) 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, 3230060549 + 3230060550.

It is an arithmetic number, because the mean of its divisors is an integer number (3230060550).

Almost surely, 2^6460121099 is an apocalyptic number.

6460121099 is a deficient number, since it is larger than the sum of its proper divisors (1).

6460121099 is an equidigital number, since it uses as much as digits as its factorization.

6460121099 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 23328, while the sum is 38.

The square root of 6460121099 is about 80374.8785317900. The cubic root of 6460121099 is about 1862.4311196784.

The spelling of 6460121099 in words is "six billion, four hundred sixty million, one hundred twenty-one thousand, ninety-nine".