1158441464 has 16 divisors (see below), whose sum is σ = 2199573600. Its totient is φ = 571888512.

The previous prime is 1158441409. The next prime is 1158441469. The reversal of 1158441464 is 4641448511.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1158441469) 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, 915857 + ... + 917120.

It is an arithmetic number, because the mean of its divisors is an integer number (137473350).

Almost surely, 2^1158441464 is an apocalyptic number.

It is an amenable number.

1158441464 is a deficient number, since it is larger than the sum of its proper divisors (1041132136).

1158441464 is a wasteful number, since it uses less digits than its factorization.

1158441464 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1833062 (or 1833058 counting only the distinct ones).

The product of its digits is 61440, while the sum is 38.

The square root of 1158441464 is about 34035.8849451575. The cubic root of 1158441464 is about 1050.2467942938.

Adding to 1158441464 its reverse (4641448511), we get a palindrome (5799889975).

The spelling of 1158441464 in words is "one billion, one hundred fifty-eight million, four hundred forty-one thousand, four hundred sixty-four".