1113061632 has 144 divisors (see below), whose sum is σ = 3144882048. Its totient is φ = 348733440.

The previous prime is 1113061627. The next prime is 1113061643. The reversal of 1113061632 is 2361603111.

It is a hoax number, since the sum of its digits (24) coincides with the sum of the digits of its distinct prime factors.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1076988 + ... + 1078020.

Almost surely, 2^1113061632 is an apocalyptic number.

1113061632 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1113061632, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1572441024).

1113061632 is an abundant number, since it is smaller than the sum of its proper divisors (2031820416).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1113061632 is a wasteful number, since it uses less digits than its factorization.

1113061632 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1136 (or 1122 counting only the distinct ones).

The product of its (nonzero) digits is 648, while the sum is 24.

The square root of 1113061632 is about 33362.5783176301. The cubic root of 1113061632 is about 1036.3498865408.

Adding to 1113061632 its reverse (2361603111), we get a palindrome (3474664743).

The spelling of 1113061632 in words is "one billion, one hundred thirteen million, sixty-one thousand, six hundred thirty-two".