51135454141427 has 2 divisors, whose sum is σ = 51135454141428. Its totient is φ = 51135454141426.

The previous prime is 51135454141379. The next prime is 51135454141469. The reversal of 51135454141427 is 72414145453115.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 51135454141427 - 2¹⁰ = 51135454140403 is a prime.

It is a super-2 number, since 2×51135454141427² (a number of 28 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (51135454141927) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25567727070713 + 25567727070714.

It is an arithmetic number, because the mean of its divisors is an integer number (25567727070714).

Almost surely, 2^{51135454141427} is an apocalyptic number.

51135454141427 is a deficient number, since it is larger than the sum of its proper divisors (1).

51135454141427 is an equidigital number, since it uses as much as digits as its factorization.

51135454141427 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1344000, while the sum is 47.

The spelling of 51135454141427 in words is "fifty-one trillion, one hundred thirty-five billion, four hundred fifty-four million, one hundred forty-one thousand, four hundred twenty-seven".