54121122612587 has 2 divisors, whose sum is σ = 54121122612588. Its totient is φ = 54121122612586.

The previous prime is 54121122612581. The next prime is 54121122612643. The reversal of 54121122612587 is 78521622112145.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 54121122612587 - 2³² = 54116827645291 is a prime.

It is not a weakly prime, because it can be changed into another prime (54121122612581) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27060561306293 + 27060561306294.

It is an arithmetic number, because the mean of its divisors is an integer number (27060561306294).

Almost surely, 2^{54121122612587} is an apocalyptic number.

54121122612587 is a deficient number, since it is larger than the sum of its proper divisors (1).

54121122612587 is an equidigital number, since it uses as much as digits as its factorization.

54121122612587 is an evil number, because the sum of its binary digits is even.

The product of its digits is 537600, while the sum is 47.

The spelling of 54121122612587 in words is "fifty-four trillion, one hundred twenty-one billion, one hundred twenty-two million, six hundred twelve thousand, five hundred eighty-seven".