1111000782373 has 2 divisors, whose sum is σ = 1111000782374. Its totient is φ = 1111000782372.

The previous prime is 1111000782347. The next prime is 1111000782407. The reversal of 1111000782373 is 3732870001111.

It is a happy number.

It is an a-pointer prime, because the next prime (1111000782407) can be obtained adding 1111000782373 to its sum of digits (34).

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1099379511169 + 11621271204 = 1048513^2 + 107802^2 .

It is a cyclic number.

It is not a de Polignac number, because 1111000782373 - 2⁵ = 1111000782341 is a prime.

It is a super-2 number, since 2×1111000782373² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1111000782323) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 555500391186 + 555500391187.

It is an arithmetic number, because the mean of its divisors is an integer number (555500391187).

Almost surely, 2^{1111000782373} is an apocalyptic number.

It is an amenable number.

1111000782373 is a deficient number, since it is larger than the sum of its proper divisors (1).

1111000782373 is an equidigital number, since it uses as much as digits as its factorization.

1111000782373 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 7056, while the sum is 34.

Adding to 1111000782373 its reverse (3732870001111), we get a palindrome (4843870783484).

The spelling of 1111000782373 in words is "one trillion, one hundred eleven billion, seven hundred eighty-two thousand, three hundred seventy-three".