11111113373 has 2 divisors, whose sum is σ = 11111113374. Its totient is φ = 11111113372.

The previous prime is 11111113319. The next prime is 11111113421. The reversal of 11111113373 is 37331111111.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 5685612409 + 5425500964 = 75403^2 + 73658^2 .

It is a cyclic number.

It is not a de Polignac number, because 11111113373 - 2²⁴ = 11094336157 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11111112373) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5555556686 + 5555556687.

It is an arithmetic number, because the mean of its divisors is an integer number (5555556687).

Almost surely, 2^11111113373 is an apocalyptic number.

It is an amenable number.

11111113373 is a deficient number, since it is larger than the sum of its proper divisors (1).

11111113373 is an equidigital number, since it uses as much as digits as its factorization.

11111113373 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 189, while the sum is 23.

Adding to 11111113373 its reverse (37331111111), we get a palindrome (48442224484).

The spelling of 11111113373 in words is "eleven billion, one hundred eleven million, one hundred thirteen thousand, three hundred seventy-three".