1152326643 has 8 divisors (see below), whose sum is σ = 1654622928. Its totient is φ = 709124064.

The previous prime is 1152326603. The next prime is 1152326647. The reversal of 1152326643 is 3466232511.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 1152326643 - 2⁶ = 1152326579 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1152326647) 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, 14773380 + ... + 14773457.

It is an arithmetic number, because the mean of its divisors is an integer number (206827866).

Almost surely, 2^1152326643 is an apocalyptic number.

1152326643 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

1152326643 is a deficient number, since it is larger than the sum of its proper divisors (502296285).

1152326643 is a wasteful number, since it uses less digits than its factorization.

1152326643 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 29546853.

The product of its digits is 25920, while the sum is 33.

The square root of 1152326643 is about 33945.9370617457. The cubic root of 1152326643 is about 1048.3956278149.

The spelling of 1152326643 in words is "one billion, one hundred fifty-two million, three hundred twenty-six thousand, six hundred forty-three".