73013111 has 2 divisors, whose sum is σ = 73013112. Its totient is φ = 73013110.

The previous prime is 73013089. The next prime is 73013117. The reversal of 73013111 is 11131037.

It is a strong prime.

It is an emirp because it is prime and its reverse (11131037) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 73013111 - 2²⁶ = 5904247 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 73013111.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (73013117) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 36506555 + 36506556.

It is an arithmetic number, because the mean of its divisors is an integer number (36506556).

Almost surely, 2^73013111 is an apocalyptic number.

73013111 is a deficient number, since it is larger than the sum of its proper divisors (1).

73013111 is an equidigital number, since it uses as much as digits as its factorization.

73013111 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 63, while the sum is 17.

The square root of 73013111 is about 8544.7709741104. The cubic root of 73013111 is about 417.9589388327.

Adding to 73013111 its reverse (11131037), we get a palindrome (84144148).

The spelling of 73013111 in words is "seventy-three million, thirteen thousand, one hundred eleven".