134361551 has 4 divisors (see below), whose sum is σ = 137638704. Its totient is φ = 131084400.

The previous prime is 134361511. The next prime is 134361569. The reversal of 134361551 is 155163431.

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 134361551 - 2²⁶ = 67252687 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 (134361511) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1638515 + ... + 1638596.

It is an arithmetic number, because the mean of its divisors is an integer number (34409676).

Almost surely, 2^134361551 is an apocalyptic number.

134361551 is a deficient number, since it is larger than the sum of its proper divisors (3277153).

134361551 is an equidigital number, since it uses as much as digits as its factorization.

134361551 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3277152.

The product of its digits is 5400, while the sum is 29.

The square root of 134361551 is about 11591.4430076673. The cubic root of 134361551 is about 512.1828151177.

The spelling of 134361551 in words is "one hundred thirty-four million, three hundred sixty-one thousand, five hundred fifty-one".