420062663 has 2 divisors, whose sum is σ = 420062664. Its totient is φ = 420062662.

The previous prime is 420062627. The next prime is 420062677. The reversal of 420062663 is 366260024.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 420062663 - 2⁸ = 420062407 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (420062623) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 210031331 + 210031332.

It is an arithmetic number, because the mean of its divisors is an integer number (210031332).

Almost surely, 2^420062663 is an apocalyptic number.

420062663 is a deficient number, since it is larger than the sum of its proper divisors (1).

420062663 is an equidigital number, since it uses as much as digits as its factorization.

420062663 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 10368, while the sum is 29.

The square root of 420062663 is about 20495.4302955561. The cubic root of 420062663 is about 748.9244809341.

The spelling of 420062663 in words is "four hundred twenty million, sixty-two thousand, six hundred sixty-three".