134532451 has 4 divisors (see below), whose sum is σ = 140381712. Its totient is φ = 128683192.

The previous prime is 134532443. The next prime is 134532457. The reversal of 134532451 is 154235431.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 154235431 = 7 ⋅22033633.

It is a cyclic number.

It is not a de Polignac number, because 134532451 - 2³ = 134532443 is a prime.

It is a super-4 number, since 4×134532451⁴ (a number of 34 digits) contains 4444 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (134532457) 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, 2924596 + ... + 2924641.

It is an arithmetic number, because the mean of its divisors is an integer number (35095428).

Almost surely, 2^134532451 is an apocalyptic number.

134532451 is a deficient number, since it is larger than the sum of its proper divisors (5849261).

134532451 is an equidigital number, since it uses as much as digits as its factorization.

134532451 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5849260.

The product of its digits is 7200, while the sum is 28.

The square root of 134532451 is about 11598.8124823190. The cubic root of 134532451 is about 512.3998785975.

Adding to 134532451 its reverse (154235431), we get a palindrome (288767882).

The spelling of 134532451 in words is "one hundred thirty-four million, five hundred thirty-two thousand, four hundred fifty-one".