73153673157143 has 2 divisors, whose sum is σ = 73153673157144. Its totient is φ = 73153673157142.

The previous prime is 73153673157113. The next prime is 73153673157209. The reversal of 73153673157143 is 34175137635137.

It is a weak prime.

It is an emirp because it is prime and its reverse (34175137635137) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 73153673157143 - 2⁶ = 73153673157079 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (73153673157113) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 36576836578571 + 36576836578572.

It is an arithmetic number, because the mean of its divisors is an integer number (36576836578572).

Almost surely, 2^{73153673157143} is an apocalyptic number.

73153673157143 is a deficient number, since it is larger than the sum of its proper divisors (1).

73153673157143 is an equidigital number, since it uses as much as digits as its factorization.

73153673157143 is an evil number, because the sum of its binary digits is even.

The product of its digits is 16669800, while the sum is 56.

The spelling of 73153673157143 in words is "seventy-three trillion, one hundred fifty-three billion, six hundred seventy-three million, one hundred fifty-seven thousand, one hundred forty-three".