1141136855 has 8 divisors (see below), whose sum is σ = 1369595952. Its totient is φ = 912755008.

The previous prime is 1141136851. The next prime is 1141136861. The reversal of 1141136855 is 5586311411.

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 1141136855 - 2² = 1141136851 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1141136851) 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, 20747 + ... + 52083.

It is an arithmetic number, because the mean of its divisors is an integer number (171199494).

Almost surely, 2^1141136855 is an apocalyptic number.

1141136855 is a deficient number, since it is larger than the sum of its proper divisors (228459097).

1141136855 is an equidigital number, since it uses as much as digits as its factorization.

1141136855 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 38625.

The product of its digits is 14400, while the sum is 35.

The square root of 1141136855 is about 33780.7172067142. The cubic root of 1141136855 is about 1044.9910654517.

The spelling of 1141136855 in words is "one billion, one hundred forty-one million, one hundred thirty-six thousand, eight hundred fifty-five".