134575811 has 2 divisors, whose sum is σ = 134575812. Its totient is φ = 134575810.

The previous prime is 134575807. The next prime is 134575849. The reversal of 134575811 is 118575431.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 134575811 - 2² = 134575807 is a prime.

It is a super-2 number, since 2×134575811² = 36221297812615442, which contains 22 as substring.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (134575891) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 67287905 + 67287906.

It is an arithmetic number, because the mean of its divisors is an integer number (67287906).

Almost surely, 2^134575811 is an apocalyptic number.

134575811 is a deficient number, since it is larger than the sum of its proper divisors (1).

134575811 is an equidigital number, since it uses as much as digits as its factorization.

134575811 is an evil number, because the sum of its binary digits is even.

The product of its digits is 16800, while the sum is 35.

The square root of 134575811 is about 11600.6814886023. The cubic root of 134575811 is about 512.4549217540.

The spelling of 134575811 in words is "one hundred thirty-four million, five hundred seventy-five thousand, eight hundred eleven".