420454462151 has 2 divisors, whose sum is σ = 420454462152. Its totient is φ = 420454462150.

The previous prime is 420454462069. The next prime is 420454462223. The reversal of 420454462151 is 151264454024.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 420454462151 - 2³⁴ = 403274592967 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (420454462451) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 210227231075 + 210227231076.

It is an arithmetic number, because the mean of its divisors is an integer number (210227231076).

Almost surely, 2^420454462151 is an apocalyptic number.

420454462151 is a deficient number, since it is larger than the sum of its proper divisors (1).

420454462151 is an equidigital number, since it uses as much as digits as its factorization.

420454462151 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 153600, while the sum is 38.

The spelling of 420454462151 in words is "four hundred twenty billion, four hundred fifty-four million, four hundred sixty-two thousand, one hundred fifty-one".