1145734352 has 80 divisors (see below), whose sum is σ = 2677923840. Its totient is φ = 463895424.

The previous prime is 1145734339. The next prime is 1145734357. The reversal of 1145734352 is 2534375411.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1145734357) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1291253 + ... + 1292139.

It is an arithmetic number, because the mean of its divisors is an integer number (33474048).

Almost surely, 2^1145734352 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1145734352, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1338961920).

1145734352 is an abundant number, since it is smaller than the sum of its proper divisors (1532189488).

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

1145734352 is a wasteful number, since it uses less digits than its factorization.

1145734352 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1528 (or 1522 counting only the distinct ones).

The product of its digits is 50400, while the sum is 35.

The square root of 1145734352 is about 33848.6979365529. The cubic root of 1145734352 is about 1046.3925642110.

The spelling of 1145734352 in words is "one billion, one hundred forty-five million, seven hundred thirty-four thousand, three hundred fifty-two".