134962081 has 2 divisors, whose sum is σ = 134962082. Its totient is φ = 134962080.

The previous prime is 134962057. The next prime is 134962103. The reversal of 134962081 is 180269431.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 134931456 + 30625 = 11616^2 + 175^2 .

It is an emirp because it is prime and its reverse (180269431) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 134962081 - 2²⁷ = 744353 is a prime.

It is a super-2 number, since 2×134962081² = 36429526615701122, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (134962001) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 67481040 + 67481041.

It is an arithmetic number, because the mean of its divisors is an integer number (67481041).

Almost surely, 2^134962081 is an apocalyptic number.

It is an amenable number.

134962081 is a deficient number, since it is larger than the sum of its proper divisors (1).

134962081 is an equidigital number, since it uses as much as digits as its factorization.

134962081 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 10368, while the sum is 34.

The square root of 134962081 is about 11617.3181500723. The cubic root of 134962081 is about 512.9447494477.

The spelling of 134962081 in words is "one hundred thirty-four million, nine hundred sixty-two thousand, eighty-one".