420110111213453 has 2 divisors, whose sum is σ = 420110111213454. Its totient is φ = 420110111213452.

The previous prime is 420110111213393. The next prime is 420110111213479. The reversal of 420110111213453 is 354312111011024.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 376579911714889 + 43530199498564 = 19405667^2 + 6597742^2 .

It is a cyclic number.

It is not a de Polignac number, because 420110111213453 - 2¹⁴ = 420110111197069 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (420110111212453) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 210055055606726 + 210055055606727.

It is an arithmetic number, because the mean of its divisors is an integer number (210055055606727).

Almost surely, 2^{420110111213453} is an apocalyptic number.

It is an amenable number.

420110111213453 is a deficient number, since it is larger than the sum of its proper divisors (1).

420110111213453 is an equidigital number, since it uses as much as digits as its factorization.

420110111213453 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2880, while the sum is 29.

Adding to 420110111213453 its reverse (354312111011024), we get a palindrome (774422222224477).

The spelling of 420110111213453 in words is "four hundred twenty trillion, one hundred ten billion, one hundred eleven million, two hundred thirteen thousand, four hundred fifty-three".