51225432510103 has 2 divisors, whose sum is σ = 51225432510104. Its totient is φ = 51225432510102.

The previous prime is 51225432510097. The next prime is 51225432510139. The reversal of 51225432510103 is 30101523452215.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 51225432510103 - 2²⁵ = 51225398955671 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (51225432510503) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25612716255051 + 25612716255052.

It is an arithmetic number, because the mean of its divisors is an integer number (25612716255052).

Almost surely, 2^{51225432510103} is an apocalyptic number.

51225432510103 is a deficient number, since it is larger than the sum of its proper divisors (1).

51225432510103 is an equidigital number, since it uses as much as digits as its factorization.

51225432510103 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 36000, while the sum is 34.

Adding to 51225432510103 its reverse (30101523452215), we get a palindrome (81326955962318).

The spelling of 51225432510103 in words is "fifty-one trillion, two hundred twenty-five billion, four hundred thirty-two million, five hundred ten thousand, one hundred three".