1156124241 has 6 divisors (see below), whose sum is σ = 1669957250. Its totient is φ = 770749488.

The previous prime is 1156124213. The next prime is 1156124243. The reversal of 1156124241 is 1424216511.

1156124241 is a `hidden beast` number, since 1 + 1 + 5 + 612 + 4 + 2 + 41 = 666.

It can be written as a sum of positive squares in only one way, i.e., 709689600 + 446434641 = 26640^2 + 21129^2 .

It is not a de Polignac number, because 1156124241 - 2⁷ = 1156124113 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1156124243) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 64229116 + ... + 64229133.

Almost surely, 2^1156124241 is an apocalyptic number.

It is an amenable number.

1156124241 is a deficient number, since it is larger than the sum of its proper divisors (513833009).

1156124241 is a wasteful number, since it uses less digits than its factorization.

1156124241 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 128458255 (or 128458252 counting only the distinct ones).

The product of its digits is 1920, while the sum is 27.

The square root of 1156124241 is about 34001.8270244409. The cubic root of 1156124241 is about 1049.5460595611.

The spelling of 1156124241 in words is "one billion, one hundred fifty-six million, one hundred twenty-four thousand, two hundred forty-one".