1111320343534 has 32 divisors (see below), whose sum is σ = 1706241358080. Its totient is φ = 542697926400.

The previous prime is 1111320343517. The next prime is 1111320343541. The reversal of 1111320343534 is 4353430231111.

It is a junction number, because it is equal to n+sod(n) for n = 1111320343496 and 1111320343505.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 64636879 + ... + 64654069.

It is an arithmetic number, because the mean of its divisors is an integer number (53320042440).

Almost surely, 2^{1111320343534} is an apocalyptic number.

1111320343534 is a deficient number, since it is larger than the sum of its proper divisors (594921014546).

1111320343534 is a wasteful number, since it uses less digits than its factorization.

1111320343534 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20776.

The product of its (nonzero) digits is 12960, while the sum is 31.

Adding to 1111320343534 its reverse (4353430231111), we get a palindrome (5464750574645).

The spelling of 1111320343534 in words is "one trillion, one hundred eleven billion, three hundred twenty million, three hundred forty-three thousand, five hundred thirty-four".