1101131241 has 16 divisors (see below), whose sum is σ = 1680528384. Its totient is φ = 628237584.

The previous prime is 1101131237. The next prime is 1101131243. The reversal of 1101131241 is 1421311011.

It is not a de Polignac number, because 1101131241 - 2² = 1101131237 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1101131241.

It is not an unprimeable number, because it can be changed into a prime (1101131243) 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, 26935 + ... + 54108.

It is an arithmetic number, because the mean of its divisors is an integer number (105033024).

Almost surely, 2^1101131241 is an apocalyptic number.

It is an amenable number.

1101131241 is a deficient number, since it is larger than the sum of its proper divisors (579397143).

1101131241 is an equidigital number, since it uses as much as digits as its factorization.

1101131241 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 81700.

The product of its (nonzero) digits is 24, while the sum is 15.

The square root of 1101131241 is about 33183.2976209418. The cubic root of 1101131241 is about 1032.6338601567.

Adding to 1101131241 its reverse (1421311011), we get a palindrome (2522442252).

The spelling of 1101131241 in words is "one billion, one hundred one million, one hundred thirty-one thousand, two hundred forty-one".