1111234354345 has 64 divisors (see below), whose sum is σ = 1433683722240. Its totient is φ = 825452409600.

The previous prime is 1111234354339. The next prime is 1111234354361. The reversal of 1111234354345 is 5434534321111.

It is a happy number.

It is not a de Polignac number, because 1111234354345 - 2⁵ = 1111234354313 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 79202791 + ... + 79216819.

It is an arithmetic number, because the mean of its divisors is an integer number (22401308160).

Almost surely, 2^{1111234354345} is an apocalyptic number.

It is an amenable number.

1111234354345 is a deficient number, since it is larger than the sum of its proper divisors (322449367895).

1111234354345 is a wasteful number, since it uses less digits than its factorization.

1111234354345 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14326.

The product of its digits is 86400, while the sum is 37.

Adding to 1111234354345 its reverse (5434534321111), we get a palindrome (6545768675456).

The spelling of 1111234354345 in words is "one trillion, one hundred eleven billion, two hundred thirty-four million, three hundred fifty-four thousand, three hundred forty-five".