1158532748 has 6 divisors (see below), whose sum is σ = 2027432316. Its totient is φ = 579266372.

The previous prime is 1158532693. The next prime is 1158532757. The reversal of 1158532748 is 8472358511.

It is a junction number, because it is equal to n+sod(n) for n = 1158532699 and 1158532708.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 144816590 + ... + 144816597.

It is an arithmetic number, because the mean of its divisors is an integer number (337905386).

Almost surely, 2^1158532748 is an apocalyptic number.

It is an amenable number.

1158532748 is a deficient number, since it is larger than the sum of its proper divisors (868899568).

1158532748 is a wasteful number, since it uses less digits than its factorization.

1158532748 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 289633191 (or 289633189 counting only the distinct ones).

The product of its digits is 268800, while the sum is 44.

The square root of 1158532748 is about 34037.2259151653. The cubic root of 1158532748 is about 1050.2743796928.

The spelling of 1158532748 in words is "one billion, one hundred fifty-eight million, five hundred thirty-two thousand, seven hundred forty-eight".