154055513317 has 2 divisors, whose sum is σ = 154055513318. Its totient is φ = 154055513316.

The previous prime is 154055513303. The next prime is 154055513321. The reversal of 154055513317 is 713315550451.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 82741947201 + 71313566116 = 287649^2 + 267046^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-154055513317 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 154055513317.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (154055513327) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 77027756658 + 77027756659.

It is an arithmetic number, because the mean of its divisors is an integer number (77027756659).

Almost surely, 2^154055513317 is an apocalyptic number.

It is an amenable number.

154055513317 is a deficient number, since it is larger than the sum of its proper divisors (1).

154055513317 is an equidigital number, since it uses as much as digits as its factorization.

154055513317 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 157500, while the sum is 40.

The spelling of 154055513317 in words is "one hundred fifty-four billion, fifty-five million, five hundred thirteen thousand, three hundred seventeen".