434126525653 has 2 divisors, whose sum is σ = 434126525654. Its totient is φ = 434126525652.

The previous prime is 434126525641. The next prime is 434126525681. The reversal of 434126525653 is 356525621434.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 226188701649 + 207937824004 = 475593^2 + 456002^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-434126525653 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (434126525753) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 217063262826 + 217063262827.

It is an arithmetic number, because the mean of its divisors is an integer number (217063262827).

Almost surely, 2^434126525653 is an apocalyptic number.

It is an amenable number.

434126525653 is a deficient number, since it is larger than the sum of its proper divisors (1).

434126525653 is an equidigital number, since it uses as much as digits as its factorization.

434126525653 is an evil number, because the sum of its binary digits is even.

The product of its digits is 2592000, while the sum is 46.

The spelling of 434126525653 in words is "four hundred thirty-four billion, one hundred twenty-six million, five hundred twenty-five thousand, six hundred fifty-three".