1003325745 has 16 divisors (see below), whose sum is σ = 1606063680. Its totient is φ = 534859584.

The previous prime is 1003325623. The next prime is 1003325749. The reversal of 1003325745 is 5475233001.

It is not a de Polignac number, because 1003325745 - 2⁹ = 1003325233 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1003325749) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 20787 + ... + 49383.

It is an arithmetic number, because the mean of its divisors is an integer number (100378980).

Almost surely, 2^1003325745 is an apocalyptic number.

1003325745 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

1003325745 is a deficient number, since it is larger than the sum of its proper divisors (602737935).

1003325745 is a wasteful number, since it uses less digits than its factorization.

1003325745 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30944.

The product of its (nonzero) digits is 12600, while the sum is 30.

The square root of 1003325745 is about 31675.3175990392. The cubic root of 1003325745 is about 1001.1073549790.

Adding to 1003325745 its reverse (5475233001), we get a palindrome (6478558746).

It can be divided in two parts, 10033 and 25745, that added together give a triangular number (35778 = T₂₆₇).

The spelling of 1003325745 in words is "one billion, three million, three hundred twenty-five thousand, seven hundred forty-five".