201434659 has 2 divisors, whose sum is σ = 201434660. Its totient is φ = 201434658.

The previous prime is 201434633. The next prime is 201434689. The reversal of 201434659 is 956434102.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 201434659 - 2⁷ = 201434531 is a prime.

It is not a weakly prime, because it can be changed into another prime (201434689) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 100717329 + 100717330.

It is an arithmetic number, because the mean of its divisors is an integer number (100717330).

Almost surely, 2^201434659 is an apocalyptic number.

201434659 is a deficient number, since it is larger than the sum of its proper divisors (1).

201434659 is an equidigital number, since it uses as much as digits as its factorization.

201434659 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 25920, while the sum is 34.

The square root of 201434659 is about 14192.7678414043. The cubic root of 201434659 is about 586.1985401645.

The spelling of 201434659 in words is "two hundred one million, four hundred thirty-four thousand, six hundred fifty-nine".