1420326499 has 2 divisors, whose sum is σ = 1420326500. Its totient is φ = 1420326498.

The previous prime is 1420326491. The next prime is 1420326541. The reversal of 1420326499 is 9946230241.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1420326499 - 2³ = 1420326491 is a prime.

It is not a weakly prime, because it can be changed into another prime (1420326491) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 710163249 + 710163250.

It is an arithmetic number, because the mean of its divisors is an integer number (710163250).

Almost surely, 2^1420326499 is an apocalyptic number.

1420326499 is a deficient number, since it is larger than the sum of its proper divisors (1).

1420326499 is an equidigital number, since it uses as much as digits as its factorization.

1420326499 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 93312, while the sum is 40.

The square root of 1420326499 is about 37687.2193057540. The cubic root of 1420326499 is about 1124.0770039969.

The spelling of 1420326499 in words is "one billion, four hundred twenty million, three hundred twenty-six thousand, four hundred ninety-nine".