1155427841 has 8 divisors (see below), whose sum is σ = 1163810304. Its totient is φ = 1147058640.

The previous prime is 1155427789. The next prime is 1155427849. The reversal of 1155427841 is 1487245511.

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 1155427841 - 2¹⁰ = 1155426817 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1155427795 and 1155427804.

It is not an unprimeable number, because it can be changed into a prime (1155427849) 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, 228446 + ... + 233448.

It is an arithmetic number, because the mean of its divisors is an integer number (145476288).

Almost surely, 2^1155427841 is an apocalyptic number.

It is an amenable number.

1155427841 is a deficient number, since it is larger than the sum of its proper divisors (8382463).

1155427841 is a wasteful number, since it uses less digits than its factorization.

1155427841 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6631.

The product of its digits is 44800, while the sum is 38.

The square root of 1155427841 is about 33991.5848556669. The cubic root of 1155427841 is about 1049.3352832869.

The spelling of 1155427841 in words is "one billion, one hundred fifty-five million, four hundred twenty-seven thousand, eight hundred forty-one".