154343403013 has 2 divisors, whose sum is σ = 154343403014. Its totient is φ = 154343403012.

The previous prime is 154343402957. The next prime is 154343403017. The reversal of 154343403013 is 310304343451.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 77449776804 + 76893626209 = 278298^2 + 277297^2 .

It is a cyclic number.

It is not a de Polignac number, because 154343403013 - 2²⁹ = 153806532101 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (154343403017) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 77171701506 + 77171701507.

It is an arithmetic number, because the mean of its divisors is an integer number (77171701507).

Almost surely, 2^154343403013 is an apocalyptic number.

It is an amenable number.

154343403013 is a deficient number, since it is larger than the sum of its proper divisors (1).

154343403013 is an equidigital number, since it uses as much as digits as its factorization.

154343403013 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 25920, while the sum is 31.

Adding to 154343403013 its reverse (310304343451), we get a palindrome (464647746464).

The spelling of 154343403013 in words is "one hundred fifty-four billion, three hundred forty-three million, four hundred three thousand, thirteen".