134818531 has 2 divisors, whose sum is σ = 134818532. Its totient is φ = 134818530.

The previous prime is 134818493. The next prime is 134818553. The reversal of 134818531 is 135818431.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 134818531 - 2⁷ = 134818403 is a prime.

It is a super-2 number, since 2×134818531² = 36352072601995922, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (134818331) 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 as a sum of consecutive naturals, namely, 67409265 + 67409266.

It is an arithmetic number, because the mean of its divisors is an integer number (67409266).

Almost surely, 2^134818531 is an apocalyptic number.

134818531 is a deficient number, since it is larger than the sum of its proper divisors (1).

134818531 is an equidigital number, since it uses as much as digits as its factorization.

134818531 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 11520, while the sum is 34.

The square root of 134818531 is about 11611.1382301650. The cubic root of 134818531 is about 512.7628234334.

The spelling of 134818531 in words is "one hundred thirty-four million, eight hundred eighteen thousand, five hundred thirty-one".