1113423511 has 8 divisors (see below), whose sum is σ = 1151658144. Its totient is φ = 1075716480.

The previous prime is 1113423481. The next prime is 1113423527. The reversal of 1113423511 is 1153243111.

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 1113423511 - 2¹³ = 1113415319 is a prime.

It is a super-3 number, since 3×1113423511³ (a number of 28 digits) contains 333 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1113123511) 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, 127606 + ... + 136051.

It is an arithmetic number, because the mean of its divisors is an integer number (143957268).

Almost surely, 2^1113423511 is an apocalyptic number.

1113423511 is a deficient number, since it is larger than the sum of its proper divisors (38234633).

1113423511 is a wasteful number, since it uses less digits than its factorization.

1113423511 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 263801.

The product of its digits is 360, while the sum is 22.

The square root of 1113423511 is about 33368.0013036442. The cubic root of 1113423511 is about 1036.4621871878.

Adding to 1113423511 its reverse (1153243111), we get a palindrome (2266666622).

The spelling of 1113423511 in words is "one billion, one hundred thirteen million, four hundred twenty-three thousand, five hundred eleven".