51103005313027 has 2 divisors, whose sum is σ = 51103005313028. Its totient is φ = 51103005313026.

The previous prime is 51103005313013. The next prime is 51103005313103. The reversal of 51103005313027 is 72031350030115.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-51103005313027 is a prime.

It is a super-2 number, since 2×51103005313027² (a number of 28 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 51103005313027.

It is not a weakly prime, because it can be changed into another prime (51103005313007) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25551502656513 + 25551502656514.

It is an arithmetic number, because the mean of its divisors is an integer number (25551502656514).

Almost surely, 2^{51103005313027} is an apocalyptic number.

51103005313027 is a deficient number, since it is larger than the sum of its proper divisors (1).

51103005313027 is an equidigital number, since it uses as much as digits as its factorization.

51103005313027 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 9450, while the sum is 31.

The spelling of 51103005313027 in words is "fifty-one trillion, one hundred three billion, five million, three hundred thirteen thousand, twenty-seven".