134240300432401 has 4 divisors (see below), whose sum is σ = 134240703772132. Its totient is φ = 134239897092672.

The previous prime is 134240300432389. The next prime is 134240300432419. The reversal of 134240300432401 is 104234003042431.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 75491509302225 + 58748791130176 = 8688585^2 + 7664776^2 .

It is a cyclic number.

It is not a de Polignac number, because 134240300432401 - 2¹⁷ = 134240300301329 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (134240300432701) 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, 201170220 + ... + 201836413.

It is an arithmetic number, because the mean of its divisors is an integer number (33560175943033).

Almost surely, 2^{134240300432401} is an apocalyptic number.

It is an amenable number.

134240300432401 is a deficient number, since it is larger than the sum of its proper divisors (403339731).

134240300432401 is an equidigital number, since it uses as much as digits as its factorization.

134240300432401 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 403339730.

The product of its (nonzero) digits is 27648, while the sum is 31.

Adding to 134240300432401 its reverse (104234003042431), we get a palindrome (238474303474832).

The spelling of 134240300432401 in words is "one hundred thirty-four trillion, two hundred forty billion, three hundred million, four hundred thirty-two thousand, four hundred one".