134530131 has 4 divisors (see below), whose sum is σ = 179373512. Its totient is φ = 89686752.

The previous prime is 134530093. The next prime is 134530141. The reversal of 134530131 is 131035431.

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

It is a de Polignac number, because none of the positive numbers 2^k-134530131 is a prime.

It is a super-2 number, since 2×134530131² = 36196712293754322, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 134530098 and 134530107.

It is not an unprimeable number, because it can be changed into a prime (134530141) 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, 22421686 + ... + 22421691.

It is an arithmetic number, because the mean of its divisors is an integer number (44843378).

Almost surely, 2^134530131 is an apocalyptic number.

134530131 is a deficient number, since it is larger than the sum of its proper divisors (44843381).

134530131 is an equidigital number, since it uses as much as digits as its factorization.

134530131 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 44843380.

The product of its (nonzero) digits is 540, while the sum is 21.

The square root of 134530131 is about 11598.7124716496. The cubic root of 134530131 is about 512.3969331507.

Adding to 134530131 its reverse (131035431), we get a palindrome (265565562).

The spelling of 134530131 in words is "one hundred thirty-four million, five hundred thirty thousand, one hundred thirty-one".