1153265464 has 24 divisors (see below), whose sum is σ = 2341506960. Its totient is φ = 532275744.

The previous prime is 1153265447. The next prime is 1153265467. The reversal of 1153265464 is 4645623511.

It is a Smith number, since the sum of its digits (37) coincides with the sum of the digits of its prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1153265467) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 425152 + ... + 427855.

It is an arithmetic number, because the mean of its divisors is an integer number (97562790).

Almost surely, 2^1153265464 is an apocalyptic number.

It is an amenable number.

1153265464 is an abundant number, since it is smaller than the sum of its proper divisors (1188241496).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1153265464 is a wasteful number, since it uses less digits than its factorization.

1153265464 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 853039 (or 853022 counting only the distinct ones).

The product of its digits is 86400, while the sum is 37.

The square root of 1153265464 is about 33959.7624255530. The cubic root of 1153265464 is about 1048.6802660471.

Adding to 1153265464 its reverse (4645623511), we get a palindrome (5798888975).

The spelling of 1153265464 in words is "one billion, one hundred fifty-three million, two hundred sixty-five thousand, four hundred sixty-four".