1152423136 has 12 divisors (see below), whose sum is σ = 2268833112. Its totient is φ = 576211552.

The previous prime is 1152423071. The next prime is 1152423137. The reversal of 1152423136 is 6313242511.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1152423137) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 18006580 + ... + 18006643.

It is an arithmetic number, because the mean of its divisors is an integer number (189069426).

Almost surely, 2^1152423136 is an apocalyptic number.

1152423136 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

1152423136 is a deficient number, since it is larger than the sum of its proper divisors (1116409976).

1152423136 is an equidigital number, since it uses as much as digits as its factorization.

1152423136 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 36013233 (or 36013225 counting only the distinct ones).

The product of its digits is 4320, while the sum is 28.

The square root of 1152423136 is about 33947.3583066488. The cubic root of 1152423136 is about 1048.4248903556.

Adding to 1152423136 its reverse (6313242511), we get a palindrome (7465665647).

The spelling of 1152423136 in words is "one billion, one hundred fifty-two million, four hundred twenty-three thousand, one hundred thirty-six".