1152347145 has 8 divisors (see below), whose sum is σ = 1843755456. Its totient is φ = 614585136.

The previous prime is 1152347143. The next prime is 1152347191. The reversal of 1152347145 is 5417432511.

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

It is not a de Polignac number, because 1152347145 - 2¹ = 1152347143 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1152347143) 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, 38411557 + ... + 38411586.

It is an arithmetic number, because the mean of its divisors is an integer number (230469432).

Almost surely, 2^1152347145 is an apocalyptic number.

1152347145 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

1152347145 is a deficient number, since it is larger than the sum of its proper divisors (691408311).

1152347145 is an equidigital number, since it uses as much as digits as its factorization.

1152347145 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 76823151.

The product of its digits is 16800, while the sum is 33.

The square root of 1152347145 is about 33946.2390405771. The cubic root of 1152347145 is about 1048.4018454037.

Adding to 1152347145 its reverse (5417432511), we get a palindrome (6569779656).

The spelling of 1152347145 in words is "one billion, one hundred fifty-two million, three hundred forty-seven thousand, one hundred forty-five".