5051452111421 has 2 divisors, whose sum is σ = 5051452111422. Its totient is φ = 5051452111420.

The previous prime is 5051452111367. The next prime is 5051452111429. The reversal of 5051452111421 is 1241112541505.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 3003444972025 + 2048007139396 = 1733045^2 + 1431086^2 .

It is a cyclic number.

It is not a de Polignac number, because 5051452111421 - 2⁴² = 653405600317 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (5051452111429) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2525726055710 + 2525726055711.

It is an arithmetic number, because the mean of its divisors is an integer number (2525726055711).

Almost surely, 2^{5051452111421} is an apocalyptic number.

It is an amenable number.

5051452111421 is a deficient number, since it is larger than the sum of its proper divisors (1).

5051452111421 is an equidigital number, since it uses as much as digits as its factorization.

5051452111421 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 8000, while the sum is 32.

Adding to 5051452111421 its reverse (1241112541505), we get a palindrome (6292564652926).

The spelling of 5051452111421 in words is "five trillion, fifty-one billion, four hundred fifty-two million, one hundred eleven thousand, four hundred twenty-one".