1152423141 has 12 divisors (see below), whose sum is σ = 1591379712. Its totient is φ = 741787984.

The previous prime is 1152423137. The next prime is 1152423143. The reversal of 1152423141 is 1413242511.

It is not a de Polignac number, because 1152423141 - 2² = 1152423137 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1152423143) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 225861 + ... + 230906.

It is an arithmetic number, because the mean of its divisors is an integer number (132614976).

Almost surely, 2^1152423141 is an apocalyptic number.

It is an amenable number.

1152423141 is a deficient number, since it is larger than the sum of its proper divisors (438956571).

1152423141 is an equidigital number, since it uses as much as digits as its factorization.

1152423141 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 456828 (or 456799 counting only the distinct ones).

The product of its digits is 960, while the sum is 24.

The square root of 1152423141 is about 33947.3583802923. The cubic root of 1152423141 is about 1048.4248918718.

Adding to 1152423141 its reverse (1413242511), we get a palindrome (2565665652).

The spelling of 1152423141 in words is "one billion, one hundred fifty-two million, four hundred twenty-three thousand, one hundred forty-one".