1113111401 has 8 divisors (see below), whose sum is σ = 1131147360. Its totient is φ = 1095117408.

The previous prime is 1113111361. The next prime is 1113111407. The reversal of 1113111401 is 1041113111.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1113111401 - 2²² = 1108917097 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1113111407) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 45365 + ... + 65453.

It is an arithmetic number, because the mean of its divisors is an integer number (141393420).

Almost surely, 2^1113111401 is an apocalyptic number.

It is an amenable number.

1113111401 is a deficient number, since it is larger than the sum of its proper divisors (18035959).

1113111401 is an equidigital number, since it uses as much as digits as its factorization.

1113111401 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20983.

The product of its (nonzero) digits is 12, while the sum is 14.

The square root of 1113111401 is about 33363.3241898945. The cubic root of 1113111401 is about 1036.3653326243.

Adding to 1113111401 its reverse (1041113111), we get a palindrome (2154224512).

The spelling of 1113111401 in words is "one billion, one hundred thirteen million, one hundred eleven thousand, four hundred one".