11111074440919 has 2 divisors, whose sum is σ = 11111074440920. Its totient is φ = 11111074440918.

The previous prime is 11111074440889. The next prime is 11111074440959. The reversal of 11111074440919 is 91904447011111.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 11111074440919 - 2⁹ = 11111074440407 is a prime.

It is a super-2 number, since 2×11111074440919² (a number of 27 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11111074440959) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5555537220459 + 5555537220460.

It is an arithmetic number, because the mean of its divisors is an integer number (5555537220460).

Almost surely, 2^{11111074440919} is an apocalyptic number.

11111074440919 is a deficient number, since it is larger than the sum of its proper divisors (1).

11111074440919 is an equidigital number, since it uses as much as digits as its factorization.

11111074440919 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 36288, while the sum is 43.

The spelling of 11111074440919 in words is "eleven trillion, one hundred eleven billion, seventy-four million, four hundred forty thousand, nine hundred nineteen".