1152403145 has 8 divisors (see below), whose sum is σ = 1427493120. Its totient is φ = 892182960.

The previous prime is 1152403141. The next prime is 1152403177. The reversal of 1152403145 is 5413042511.

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

It is not a de Polignac number, because 1152403145 - 2² = 1152403141 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1152403141) 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, 3717275 + ... + 3717584.

It is an arithmetic number, because the mean of its divisors is an integer number (178436640).

Almost surely, 2^1152403145 is an apocalyptic number.

It is an amenable number.

1152403145 is a deficient number, since it is larger than the sum of its proper divisors (275089975).

1152403145 is an equidigital number, since it uses as much as digits as its factorization.

1152403145 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7434895.

The product of its (nonzero) digits is 2400, while the sum is 26.

The square root of 1152403145 is about 33947.0638641989. The cubic root of 1152403145 is about 1048.4188280038.

Adding to 1152403145 its reverse (5413042511), we get a palindrome (6565445656).

The spelling of 1152403145 in words is "one billion, one hundred fifty-two million, four hundred three thousand, one hundred forty-five".