1113451530 has 64 divisors (see below), whose sum is σ = 2704306176. Its totient is φ = 293384000.

The previous prime is 1113451529. The next prime is 1113451649. The reversal of 1113451530 is 351543111.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 1113451530.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1221775 + ... + 1222685.

It is an arithmetic number, because the mean of its divisors is an integer number (42254784).

Almost surely, 2^1113451530 is an apocalyptic number.

1113451530 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1113451530 is an abundant number, since it is smaller than the sum of its proper divisors (1590854646).

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

1113451530 is a wasteful number, since it uses less digits than its factorization.

1113451530 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1363.

The product of its (nonzero) digits is 900, while the sum is 24.

The square root of 1113451530 is about 33368.4211493442. The cubic root of 1113451530 is about 1036.4708812112.

Adding to 1113451530 its reverse (351543111), we get a palindrome (1464994641).

The spelling of 1113451530 in words is "one billion, one hundred thirteen million, four hundred fifty-one thousand, five hundred thirty".