434166661451 has 2 divisors, whose sum is σ = 434166661452. Its totient is φ = 434166661450.

The previous prime is 434166661421. The next prime is 434166661457. The reversal of 434166661451 is 154166661434.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 434166661451 - 2⁶ = 434166661387 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 434166661396 and 434166661405.

It is not a weakly prime, because it can be changed into another prime (434166661457) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 217083330725 + 217083330726.

It is an arithmetic number, because the mean of its divisors is an integer number (217083330726).

Almost surely, 2^434166661451 is an apocalyptic number.

434166661451 is a deficient number, since it is larger than the sum of its proper divisors (1).

434166661451 is an equidigital number, since it uses as much as digits as its factorization.

434166661451 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1244160, while the sum is 47.

The spelling of 434166661451 in words is "four hundred thirty-four billion, one hundred sixty-six million, six hundred sixty-one thousand, four hundred fifty-one".