121877804483 has 2 divisors, whose sum is σ = 121877804484. Its totient is φ = 121877804482.

The previous prime is 121877804429. The next prime is 121877804627. The reversal of 121877804483 is 384408778121.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 121877804483 - 2⁸ = 121877804227 is a prime.

It is not a weakly prime, because it can be changed into another prime (121877804413) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 60938902241 + 60938902242.

It is an arithmetic number, because the mean of its divisors is an integer number (60938902242).

Almost surely, 2^121877804483 is an apocalyptic number.

121877804483 is a deficient number, since it is larger than the sum of its proper divisors (1).

121877804483 is an equidigital number, since it uses as much as digits as its factorization.

121877804483 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2408448, while the sum is 53.

The spelling of 121877804483 in words is "one hundred twenty-one billion, eight hundred seventy-seven million, eight hundred four thousand, four hundred eighty-three".