134244420001 has 4 divisors (see below), whose sum is σ = 134245152900. Its totient is φ = 134243687104.

The previous prime is 134244419983. The next prime is 134244420041. The reversal of 134244420001 is 100024442431.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length, and also an emirpimes, since its reverse is a distinct semiprime: 100024442431 = 7759 ⋅12891409.

It can be written as a sum of positive squares in 2 ways, for example, as 26961968401 + 107282451600 = 164201^2 + 327540^2 .

It is a cyclic number.

It is not a de Polignac number, because 134244420001 - 2⁹ = 134244419489 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (134244420041) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 173685 + ... + 546493.

It is an arithmetic number, because the mean of its divisors is an integer number (33561288225).

Almost surely, 2^134244420001 is an apocalyptic number.

It is an amenable number.

134244420001 is a deficient number, since it is larger than the sum of its proper divisors (732899).

134244420001 is an equidigital number, since it uses as much as digits as its factorization.

134244420001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 732898.

The product of its (nonzero) digits is 3072, while the sum is 25.

Adding to 134244420001 its reverse (100024442431), we get a palindrome (234268862432).

The spelling of 134244420001 in words is "one hundred thirty-four billion, two hundred forty-four million, four hundred twenty thousand, one".