1113551241 has 16 divisors (see below), whose sum is σ = 1621002240. Its totient is φ = 674341520.

The previous prime is 1113551237. The next prime is 1113551249. The reversal of 1113551241 is 1421553111.

It is a cyclic number.

It is not a de Polignac number, because 1113551241 - 2² = 1113551237 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1113551249) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 30736 + ... + 56318.

It is an arithmetic number, because the mean of its divisors is an integer number (101312640).

Almost surely, 2^1113551241 is an apocalyptic number.

1113551241 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

1113551241 is a deficient number, since it is larger than the sum of its proper divisors (507450999).

1113551241 is a wasteful number, since it uses less digits than its factorization.

1113551241 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26916.

The product of its digits is 600, while the sum is 24.

The square root of 1113551241 is about 33369.9152081632. The cubic root of 1113551241 is about 1036.5018193828.

The spelling of 1113551241 in words is "one billion, one hundred thirteen million, five hundred fifty-one thousand, two hundred forty-one".