73141375949 has 2 divisors, whose sum is σ = 73141375950. Its totient is φ = 73141375948.

The previous prime is 73141375897. The next prime is 73141375999. The reversal of 73141375949 is 94957314137.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 71968792900 + 1172583049 = 268270^2 + 34243^2 .

It is a cyclic number.

It is not a de Polignac number, because 73141375949 - 2⁸ = 73141375693 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 73141375949.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (73141375999) 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, 36570687974 + 36570687975.

It is an arithmetic number, because the mean of its divisors is an integer number (36570687975).

Almost surely, 2^73141375949 is an apocalyptic number.

It is an amenable number.

73141375949 is a deficient number, since it is larger than the sum of its proper divisors (1).

73141375949 is an equidigital number, since it uses as much as digits as its factorization.

73141375949 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 2857680, while the sum is 53.

The spelling of 73141375949 in words is "seventy-three billion, one hundred forty-one million, three hundred seventy-five thousand, nine hundred forty-nine".