154315115413 has 2 divisors, whose sum is σ = 154315115414. Its totient is φ = 154315115412.

The previous prime is 154315115377. The next prime is 154315115453. The reversal of 154315115413 is 314511513451.

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., 86487163569 + 67827951844 = 294087^2 + 260438^2 .

It is a cyclic number.

It is not a de Polignac number, because 154315115413 - 2⁹ = 154315114901 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (154315115453) 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, 77157557706 + 77157557707.

It is an arithmetic number, because the mean of its divisors is an integer number (77157557707).

Almost surely, 2^154315115413 is an apocalyptic number.

It is an amenable number.

154315115413 is a deficient number, since it is larger than the sum of its proper divisors (1).

154315115413 is an equidigital number, since it uses as much as digits as its factorization.

154315115413 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 18000, while the sum is 34.

Adding to 154315115413 its reverse (314511513451), we get a palindrome (468826628864).

The spelling of 154315115413 in words is "one hundred fifty-four billion, three hundred fifteen million, one hundred fifteen thousand, four hundred thirteen".