1018514785153 has 2 divisors, whose sum is σ = 1018514785154. Its totient is φ = 1018514785152.

The previous prime is 1018514785117. The next prime is 1018514785159. The reversal of 1018514785153 is 3515874158101.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 729336496144 + 289178289009 = 854012^2 + 537753^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1018514785153 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1018514785097 and 1018514785106.

It is not a weakly prime, because it can be changed into another prime (1018514785159) 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, 509257392576 + 509257392577.

It is an arithmetic number, because the mean of its divisors is an integer number (509257392577).

Almost surely, 2^{1018514785153} is an apocalyptic number.

It is an amenable number.

1018514785153 is a deficient number, since it is larger than the sum of its proper divisors (1).

1018514785153 is an equidigital number, since it uses as much as digits as its factorization.

1018514785153 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 672000, while the sum is 49.

The spelling of 1018514785153 in words is "one trillion, eighteen billion, five hundred fourteen million, seven hundred eighty-five thousand, one hundred fifty-three".