1153209604 has 24 divisors (see below), whose sum is σ = 2154841920. Its totient is φ = 538706784.

The previous prime is 1153209601. The next prime is 1153209611. The reversal of 1153209604 is 4069023511.

It is not an unprimeable number, because it can be changed into a prime (1153209601) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 141799 + ... + 149710.

It is an arithmetic number, because the mean of its divisors is an integer number (89785080).

Almost surely, 2^1153209604 is an apocalyptic number.

It is an amenable number.

1153209604 is a deficient number, since it is larger than the sum of its proper divisors (1001632316).

1153209604 is a wasteful number, since it uses less digits than its factorization.

1153209604 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 291579 (or 291577 counting only the distinct ones).

The product of its (nonzero) digits is 6480, while the sum is 31.

The square root of 1153209604 is about 33958.9399716776. The cubic root of 1153209604 is about 1048.6633343497.

The spelling of 1153209604 in words is "one billion, one hundred fifty-three million, two hundred nine thousand, six hundred four".