201306434 has 8 divisors (see below), whose sum is σ = 345096768. Its totient is φ = 86274180.

The previous prime is 201306431. The next prime is 201306437. The reversal of 201306434 is 434603102.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (201306431) and next prime (201306437).

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (201306431) 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 in 3 ways as a sum of consecutive naturals, for example, 7189502 + ... + 7189529.

It is an arithmetic number, because the mean of its divisors is an integer number (43137096).

Almost surely, 2^201306434 is an apocalyptic number.

201306434 is a deficient number, since it is larger than the sum of its proper divisors (143790334).

201306434 is a wasteful number, since it uses less digits than its factorization.

201306434 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14379040.

The product of its (nonzero) digits is 1728, while the sum is 23.

The square root of 201306434 is about 14188.2498568358. The cubic root of 201306434 is about 586.0741304876.

Adding to 201306434 its reverse (434603102), we get a palindrome (635909536).

The spelling of 201306434 in words is "two hundred one million, three hundred six thousand, four hundred thirty-four".