423013344547 has 2 divisors, whose sum is σ = 423013344548. Its totient is φ = 423013344546.

The previous prime is 423013344499. The next prime is 423013344571. The reversal of 423013344547 is 745443310324.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-423013344547 is a prime.

It is not a weakly prime, because it can be changed into another prime (423013344577) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 211506672273 + 211506672274.

It is an arithmetic number, because the mean of its divisors is an integer number (211506672274).

Almost surely, 2^423013344547 is an apocalyptic number.

423013344547 is a deficient number, since it is larger than the sum of its proper divisors (1).

423013344547 is an equidigital number, since it uses as much as digits as its factorization.

423013344547 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 483840, while the sum is 40.

The spelling of 423013344547 in words is "four hundred twenty-three billion, thirteen million, three hundred forty-four thousand, five hundred forty-seven".