420111614729 has 2 divisors, whose sum is σ = 420111614730. Its totient is φ = 420111614728.

The previous prime is 420111614683. The next prime is 420111614743. The reversal of 420111614729 is 927416111024.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 402355519225 + 17756095504 = 634315^2 + 133252^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-420111614729 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 420111614692 and 420111614701.

It is not a weakly prime, because it can be changed into another prime (420111614789) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 210055807364 + 210055807365.

It is an arithmetic number, because the mean of its divisors is an integer number (210055807365).

Almost surely, 2^420111614729 is an apocalyptic number.

It is an amenable number.

420111614729 is a deficient number, since it is larger than the sum of its proper divisors (1).

420111614729 is an equidigital number, since it uses as much as digits as its factorization.

420111614729 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 24192, while the sum is 38.

The spelling of 420111614729 in words is "four hundred twenty billion, one hundred eleven million, six hundred fourteen thousand, seven hundred twenty-nine".