134344531 has 2 divisors, whose sum is σ = 134344532. Its totient is φ = 134344530.

The previous prime is 134344519. The next prime is 134344643. The reversal of 134344531 is 135443431.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 134344531 - 2¹³ = 134336339 is a prime.

It is a super-2 number, since 2×134344531² = 36096906019219922, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 134344531.

It is not a weakly prime, because it can be changed into another prime (134344031) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 67172265 + 67172266.

It is an arithmetic number, because the mean of its divisors is an integer number (67172266).

Almost surely, 2^134344531 is an apocalyptic number.

134344531 is a deficient number, since it is larger than the sum of its proper divisors (1).

134344531 is an equidigital number, since it uses as much as digits as its factorization.

134344531 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 8640, while the sum is 28.

The square root of 134344531 is about 11590.7088221558. The cubic root of 134344531 is about 512.1611876021.

Adding to 134344531 its reverse (135443431), we get a palindrome (269787962).

The spelling of 134344531 in words is "one hundred thirty-four million, three hundred forty-four thousand, five hundred thirty-one".