134126551 has 8 divisors (see below), whose sum is σ = 145311264. Its totient is φ = 123065760.

The previous prime is 134126543. The next prime is 134126557. The reversal of 134126551 is 155621431.

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

It is a cyclic number.

It is not a de Polignac number, because 134126551 - 2³ = 134126543 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (134126557) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 28720 + ... + 33061.

It is an arithmetic number, because the mean of its divisors is an integer number (18163908).

Almost surely, 2^134126551 is an apocalyptic number.

134126551 is a deficient number, since it is larger than the sum of its proper divisors (11184713).

134126551 is a wasteful number, since it uses less digits than its factorization.

134126551 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 61961.

The product of its digits is 3600, while the sum is 28.

The square root of 134126551 is about 11581.3017834784. The cubic root of 134126551 is about 511.8840361863.

Adding to 134126551 its reverse (155621431), we get a palindrome (289747982).

The spelling of 134126551 in words is "one hundred thirty-four million, one hundred twenty-six thousand, five hundred fifty-one".