155732818103 has 2 divisors, whose sum is σ = 155732818104. Its totient is φ = 155732818102.

The previous prime is 155732818069. The next prime is 155732818141. The reversal of 155732818103 is 301818237551.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-155732818103 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (155732811103) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 77866409051 + 77866409052.

It is an arithmetic number, because the mean of its divisors is an integer number (77866409052).

Almost surely, 2^155732818103 is an apocalyptic number.

155732818103 is a deficient number, since it is larger than the sum of its proper divisors (1).

155732818103 is an equidigital number, since it uses as much as digits as its factorization.

155732818103 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 201600, while the sum is 44.

The spelling of 155732818103 in words is "one hundred fifty-five billion, seven hundred thirty-two million, eight hundred eighteen thousand, one hundred three".