1158745064 has 8 divisors (see below), whose sum is σ = 2172647010. Its totient is φ = 579372528.

The previous prime is 1158745057. The next prime is 1158745099. The reversal of 1158745064 is 4605478511.

It can be written as a sum of positive squares in only one way, i.e., 804176164 + 354568900 = 28358^2 + 18830^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 72421559 + ... + 72421574.

Almost surely, 2^1158745064 is an apocalyptic number.

It is an amenable number.

1158745064 is a deficient number, since it is larger than the sum of its proper divisors (1013901946).

1158745064 is a wasteful number, since it uses less digits than its factorization.

1158745064 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 144843139 (or 144843135 counting only the distinct ones).

The product of its (nonzero) digits is 134400, while the sum is 41.

The square root of 1158745064 is about 34040.3446516042. The cubic root of 1158745064 is about 1050.3385345286.

The spelling of 1158745064 in words is "one billion, one hundred fifty-eight million, seven hundred forty-five thousand, sixty-four".