73111400851 has 2 divisors, whose sum is σ = 73111400852. Its totient is φ = 73111400850.

The previous prime is 73111400821. The next prime is 73111400893. The reversal of 73111400851 is 15800411137.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 73111400851 - 2⁵ = 73111400819 is a prime.

It is not a weakly prime, because it can be changed into another prime (73111400821) 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, 36555700425 + 36555700426.

It is an arithmetic number, because the mean of its divisors is an integer number (36555700426).

Almost surely, 2^73111400851 is an apocalyptic number.

73111400851 is a deficient number, since it is larger than the sum of its proper divisors (1).

73111400851 is an equidigital number, since it uses as much as digits as its factorization.

73111400851 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3360, while the sum is 31.

Adding to 73111400851 its reverse (15800411137), we get a palindrome (88911811988).

The spelling of 73111400851 in words is "seventy-three billion, one hundred eleven million, four hundred thousand, eight hundred fifty-one".