134835121 has 2 divisors, whose sum is σ = 134835122. Its totient is φ = 134835120.

The previous prime is 134835083. The next prime is 134835133. The reversal of 134835121 is 121538431.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 103306896 + 31528225 = 10164^2 + 5615^2 .

It is a cyclic number.

It is not a de Polignac number, because 134835121 - 2¹³ = 134826929 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 134835121.

It is not a weakly prime, because it can be changed into another prime (134830121) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 67417560 + 67417561.

It is an arithmetic number, because the mean of its divisors is an integer number (67417561).

Almost surely, 2^134835121 is an apocalyptic number.

It is an amenable number.

134835121 is a deficient number, since it is larger than the sum of its proper divisors (1).

134835121 is an equidigital number, since it uses as much as digits as its factorization.

134835121 is an evil number, because the sum of its binary digits is even.

The product of its digits is 2880, while the sum is 28.

The square root of 134835121 is about 11611.8526084342. The cubic root of 134835121 is about 512.7838551275.

The spelling of 134835121 in words is "one hundred thirty-four million, eight hundred thirty-five thousand, one hundred twenty-one".