6460121047 has 2 divisors, whose sum is σ = 6460121048. Its totient is φ = 6460121046.

The previous prime is 6460121027. The next prime is 6460121051. The reversal of 6460121047 is 7401210646.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 6460121047 - 2¹¹ = 6460118999 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (6460121027) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3230060523 + 3230060524.

It is an arithmetic number, because the mean of its divisors is an integer number (3230060524).

Almost surely, 2^6460121047 is an apocalyptic number.

6460121047 is a deficient number, since it is larger than the sum of its proper divisors (1).

6460121047 is an equidigital number, since it uses as much as digits as its factorization.

6460121047 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 8064, while the sum is 31.

The square root of 6460121047 is about 80374.8782083059. The cubic root of 6460121047 is about 1862.4311146812.

The spelling of 6460121047 in words is "six billion, four hundred sixty million, one hundred twenty-one thousand, forty-seven".