134344432451 has 4 divisors (see below), whose sum is σ = 134921018232. Its totient is φ = 133767846672.

The previous prime is 134344432429. The next prime is 134344432471. The reversal of 134344432451 is 154234443431.

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

It is a cyclic number.

It is not a de Polignac number, because 134344432451 - 2¹⁰ = 134344431427 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (134344432471) 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, 288292541 + ... + 288293006.

It is an arithmetic number, because the mean of its divisors is an integer number (33730254558).

Almost surely, 2^134344432451 is an apocalyptic number.

134344432451 is a deficient number, since it is larger than the sum of its proper divisors (576585781).

134344432451 is an equidigital number, since it uses as much as digits as its factorization.

134344432451 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 576585780.

The product of its digits is 276480, while the sum is 38.

Adding to 134344432451 its reverse (154234443431), we get a palindrome (288578875882).

The spelling of 134344432451 in words is "one hundred thirty-four billion, three hundred forty-four million, four hundred thirty-two thousand, four hundred fifty-one".