1111320231953 has 2 divisors, whose sum is σ = 1111320231954. Its totient is φ = 1111320231952.

The previous prime is 1111320231929. The next prime is 1111320232063. The reversal of 1111320231953 is 3591320231111.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1026509396224 + 84810835729 = 1013168^2 + 291223^2 .

It is a cyclic number.

It is not a de Polignac number, because 1111320231953 - 2¹⁴ = 1111320215569 is a prime.

It is not a weakly prime, because it can be changed into another prime (1111320131953) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 555660115976 + 555660115977.

It is an arithmetic number, because the mean of its divisors is an integer number (555660115977).

Almost surely, 2^{1111320231953} is an apocalyptic number.

It is an amenable number.

1111320231953 is a deficient number, since it is larger than the sum of its proper divisors (1).

1111320231953 is an equidigital number, since it uses as much as digits as its factorization.

1111320231953 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 4860, while the sum is 32.

The spelling of 1111320231953 in words is "one trillion, one hundred eleven billion, three hundred twenty million, two hundred thirty-one thousand, nine hundred fifty-three".