426090451 has 2 divisors, whose sum is σ = 426090452. Its totient is φ = 426090450.

The previous prime is 426090449. The next prime is 426090463. The reversal of 426090451 is 154090624.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 426090451 - 2¹ = 426090449 is a prime.

Together with 426090449, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (426000451) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 213045225 + 213045226.

It is an arithmetic number, because the mean of its divisors is an integer number (213045226).

Almost surely, 2^426090451 is an apocalyptic number.

426090451 is a deficient number, since it is larger than the sum of its proper divisors (1).

426090451 is an equidigital number, since it uses as much as digits as its factorization.

426090451 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 8640, while the sum is 31.

The square root of 426090451 is about 20641.9585068859. The cubic root of 426090451 is about 752.4897706140.

The spelling of 426090451 in words is "four hundred twenty-six million, ninety thousand, four hundred fifty-one".