1141220113 has 8 divisors (see below), whose sum is σ = 1271456640. Its totient is φ = 1015398480.

The previous prime is 1141220111. The next prime is 1141220137. The reversal of 1141220113 is 3110221411.

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 1141220113 - 2¹ = 1141220111 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1141220111) 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, 1103178 + ... + 1104211.

It is an arithmetic number, because the mean of its divisors is an integer number (158932080).

Almost surely, 2^1141220113 is an apocalyptic number.

It is an amenable number.

1141220113 is a deficient number, since it is larger than the sum of its proper divisors (130236527).

1141220113 is a wasteful number, since it uses less digits than its factorization.

1141220113 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2207447.

The product of its (nonzero) digits is 48, while the sum is 16.

The square root of 1141220113 is about 33781.9495144966. The cubic root of 1141220113 is about 1045.0164792163.

Adding to 1141220113 its reverse (3110221411), we get a palindrome (4251441524).

The spelling of 1141220113 in words is "one billion, one hundred forty-one million, two hundred twenty thousand, one hundred thirteen".