434704287851 has 2 divisors, whose sum is σ = 434704287852. Its totient is φ = 434704287850.

The previous prime is 434704287827. The next prime is 434704287877. The reversal of 434704287851 is 158782407434.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 434704287851 - 2¹⁰ = 434704286827 is a prime.

It is a Sophie Germain prime.

It is a junction number, because it is equal to n+sod(n) for n = 434704287793 and 434704287802.

It is not a weakly prime, because it can be changed into another prime (434704280851) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 217352143925 + 217352143926.

It is an arithmetic number, because the mean of its divisors is an integer number (217352143926).

Almost surely, 2^434704287851 is an apocalyptic number.

434704287851 is a deficient number, since it is larger than the sum of its proper divisors (1).

434704287851 is an equidigital number, since it uses as much as digits as its factorization.

434704287851 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 6021120, while the sum is 53.

The spelling of 434704287851 in words is "four hundred thirty-four billion, seven hundred four million, two hundred eighty-seven thousand, eight hundred fifty-one".