1962605459 has 2 divisors, whose sum is σ = 1962605460. Its totient is φ = 1962605458.

The previous prime is 1962605401. The next prime is 1962605503. The reversal of 1962605459 is 9545062691.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1962605459 is a prime.

It is not a weakly prime, because it can be changed into another prime (1962605159) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 981302729 + 981302730.

It is an arithmetic number, because the mean of its divisors is an integer number (981302730).

Almost surely, 2^1962605459 is an apocalyptic number.

1962605459 is a deficient number, since it is larger than the sum of its proper divisors (1).

1962605459 is an equidigital number, since it uses as much as digits as its factorization.

1962605459 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 583200, while the sum is 47.

The square root of 1962605459 is about 44301.3031298178. The cubic root of 1962605459 is about 1252.0192343178.

The spelling of 1962605459 in words is "one billion, nine hundred sixty-two million, six hundred five thousand, four hundred fifty-nine".