154065029 has 2 divisors, whose sum is σ = 154065030. Its totient is φ = 154065028.

The previous prime is 154065019. The next prime is 154065047. The reversal of 154065029 is 920560451.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 145202500 + 8862529 = 12050^2 + 2977^2 .

It is an emirp because it is prime and its reverse (920560451) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 154065029 - 2²⁰ = 153016453 is a prime.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 154064986 and 154065004.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (154065019) 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, 77032514 + 77032515.

It is an arithmetic number, because the mean of its divisors is an integer number (77032515).

Almost surely, 2^154065029 is an apocalyptic number.

It is an amenable number.

154065029 is a deficient number, since it is larger than the sum of its proper divisors (1).

154065029 is an equidigital number, since it uses as much as digits as its factorization.

154065029 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 10800, while the sum is 32.

The square root of 154065029 is about 12412.2934625314. The cubic root of 154065029 is about 536.0862769059.

The spelling of 154065029 in words is "one hundred fifty-four million, sixty-five thousand, twenty-nine".