18743020287151 has 2 divisors, whose sum is σ = 18743020287152. Its totient is φ = 18743020287150.

The previous prime is 18743020287139. The next prime is 18743020287157. The reversal of 18743020287151 is 15178202034781.

It is a strong prime.

It is an emirp because it is prime and its reverse (15178202034781) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 18743020287151 - 2¹⁷ = 18743020156079 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 18743020287095 and 18743020287104.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (18743020287157) 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, 9371510143575 + 9371510143576.

It is an arithmetic number, because the mean of its divisors is an integer number (9371510143576).

Almost surely, 2^{18743020287151} is an apocalyptic number.

18743020287151 is a deficient number, since it is larger than the sum of its proper divisors (1).

18743020287151 is an equidigital number, since it uses as much as digits as its factorization.

18743020287151 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 752640, while the sum is 49.

The spelling of 18743020287151 in words is "eighteen trillion, seven hundred forty-three billion, twenty million, two hundred eighty-seven thousand, one hundred fifty-one".