420262097 has 2 divisors, whose sum is σ = 420262098. Its totient is φ = 420262096.

The previous prime is 420262079. The next prime is 420262147. The reversal of 420262097 is 790262024.

Together with previous prime (420262079) it forms an Ormiston pair, because they use the same digits, order apart.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 405176641 + 15085456 = 20129^2 + 3884^2 .

It is a cyclic number.

It is not a de Polignac number, because 420262097 - 2²² = 416067793 is a prime.

It is not a weakly prime, because it can be changed into another prime (420262027) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 210131048 + 210131049.

It is an arithmetic number, because the mean of its divisors is an integer number (210131049).

Almost surely, 2^420262097 is an apocalyptic number.

It is an amenable number.

420262097 is a deficient number, since it is larger than the sum of its proper divisors (1).

420262097 is an equidigital number, since it uses as much as digits as its factorization.

420262097 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 12096, while the sum is 32.

The square root of 420262097 is about 20500.2950466573. The cubic root of 420262097 is about 749.0429849787.

The spelling of 420262097 in words is "four hundred twenty million, two hundred sixty-two thousand, ninety-seven".