154030040459 has 2 divisors, whose sum is σ = 154030040460. Its totient is φ = 154030040458.

The previous prime is 154030040431. The next prime is 154030040467. The reversal of 154030040459 is 954040030451.

It is a strong prime.

It is an emirp because it is prime and its reverse (954040030451) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 154030040459 - 2²⁸ = 153761605003 is a prime.

It is not a weakly prime, because it can be changed into another prime (154030040429) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 77015020229 + 77015020230.

It is an arithmetic number, because the mean of its divisors is an integer number (77015020230).

Almost surely, 2^154030040459 is an apocalyptic number.

154030040459 is a deficient number, since it is larger than the sum of its proper divisors (1).

154030040459 is an equidigital number, since it uses as much as digits as its factorization.

154030040459 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 43200, while the sum is 35.

The spelling of 154030040459 in words is "one hundred fifty-four billion, thirty million, forty thousand, four hundred fifty-nine".