1302252003 has 24 divisors (see below), whose sum is σ = 2144888928. Its totient is φ = 754244352.

The previous prime is 1302251981. The next prime is 1302252013. The reversal of 1302252003 is 3002522031.

It is not a de Polignac number, because 1302252003 - 2⁵ = 1302251971 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1302252013) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 325375 + ... + 329352.

It is an arithmetic number, because the mean of its divisors is an integer number (89370372).

Almost surely, 2^1302252003 is an apocalyptic number.

1302252003 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

1302252003 is a deficient number, since it is larger than the sum of its proper divisors (842636925).

1302252003 is a wasteful number, since it uses less digits than its factorization.

1302252003 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 654763 (or 654760 counting only the distinct ones).

The product of its (nonzero) digits is 360, while the sum is 18.

The square root of 1302252003 is about 36086.7289041276. The cubic root of 1302252003 is about 1092.0227297728.

Adding to 1302252003 its reverse (3002522031), we get a palindrome (4304774034).

It can be divided in two parts, 13022 and 52003, that added together give a square (65025 = 255²).

The spelling of 1302252003 in words is "one billion, three hundred two million, two hundred fifty-two thousand, three".