123434601 has 4 divisors (see below), whose sum is σ = 164579472. Its totient is φ = 82289732.

The previous prime is 123434593. The next prime is 123434609. The reversal of 123434601 is 106434321.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is an interprime number because it is at equal distance from previous prime (123434593) and next prime (123434609).

It is a cyclic number.

It is not a de Polignac number, because 123434601 - 2³ = 123434593 is a prime.

It is a super-2 number, since 2×123434601² = 30472201448058402, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (123434609) 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, 20572431 + ... + 20572436.

It is an arithmetic number, because the mean of its divisors is an integer number (41144868).

Almost surely, 2^123434601 is an apocalyptic number.

It is an amenable number.

123434601 is a deficient number, since it is larger than the sum of its proper divisors (41144871).

123434601 is an equidigital number, since it uses as much as digits as its factorization.

123434601 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 41144870.

The product of its (nonzero) digits is 1728, while the sum is 24.

The square root of 123434601 is about 11110.1125556855. The cubic root of 123434601 is about 497.9040274082.

Adding to 123434601 its reverse (106434321), we get a palindrome (229868922).

The spelling of 123434601 in words is "one hundred twenty-three million, four hundred thirty-four thousand, six hundred one".