1155676411 has 4 divisors (see below), whose sum is σ = 1157751792. Its totient is φ = 1153601032.

The previous prime is 1155676351. The next prime is 1155676421. The reversal of 1155676411 is 1146765511.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 1155676411 - 2¹⁹ = 1155152123 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1155676421) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1036855 + ... + 1037968.

It is an arithmetic number, because the mean of its divisors is an integer number (289437948).

Almost surely, 2^1155676411 is an apocalyptic number.

1155676411 is a deficient number, since it is larger than the sum of its proper divisors (2075381).

1155676411 is an equidigital number, since it uses as much as digits as its factorization.

1155676411 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2075380.

The product of its digits is 25200, while the sum is 37.

The square root of 1155676411 is about 33995.2410051760. The cubic root of 1155676411 is about 1049.4105265748.

The spelling of 1155676411 in words is "one billion, one hundred fifty-five million, six hundred seventy-six thousand, four hundred eleven".