134330531 has 2 divisors, whose sum is σ = 134330532. Its totient is φ = 134330530.

The previous prime is 134330507. The next prime is 134330543. The reversal of 134330531 is 135033431.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 134330531 - 2⁶ = 134330467 is a prime.

It is a super-3 number, since 3×134330531³ (a number of 25 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 134330497 and 134330506.

It is not a weakly prime, because it can be changed into another prime (134330501) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 67165265 + 67165266.

It is an arithmetic number, because the mean of its divisors is an integer number (67165266).

Almost surely, 2^134330531 is an apocalyptic number.

134330531 is a deficient number, since it is larger than the sum of its proper divisors (1).

134330531 is an equidigital number, since it uses as much as digits as its factorization.

134330531 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1620, while the sum is 23.

The square root of 134330531 is about 11590.1048744177. The cubic root of 134330531 is about 512.1433962670.

Adding to 134330531 its reverse (135033431), we get a palindrome (269363962).

The spelling of 134330531 in words is "one hundred thirty-four million, three hundred thirty thousand, five hundred thirty-one".