1152252403 has 8 divisors (see below), whose sum is σ = 1157995328. Its totient is φ = 1146524544.

The previous prime is 1152252391. The next prime is 1152252419. The reversal of 1152252403 is 3042522511.

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

It is a cyclic number.

It is not a de Polignac number, because 1152252403 - 2⁵ = 1152252371 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1152252463) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 168550 + ... + 175252.

It is an arithmetic number, because the mean of its divisors is an integer number (144749416).

Almost surely, 2^1152252403 is an apocalyptic number.

1152252403 is a deficient number, since it is larger than the sum of its proper divisors (5742925).

1152252403 is an equidigital number, since it uses as much as digits as its factorization.

1152252403 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7533.

The product of its (nonzero) digits is 2400, while the sum is 25.

The square root of 1152252403 is about 33944.8435406617. The cubic root of 1152252403 is about 1048.3731126240.

Adding to 1152252403 its reverse (3042522511), we get a palindrome (4194774914).

The spelling of 1152252403 in words is "one billion, one hundred fifty-two million, two hundred fifty-two thousand, four hundred three".