1003252545 has 12 divisors (see below), whose sum is σ = 1738971156. Its totient is φ = 535068000.

The previous prime is 1003252531. The next prime is 1003252559. The reversal of 1003252545 is 5452523001.

It is a happy number.

1003252545 is a `hidden beast` number, since 100 + 32 + 525 + 4 + 5 = 666.

It is an interprime number because it is at equal distance from previous prime (1003252531) and next prime (1003252559).

It can be written as a sum of positive squares in 2 ways, for example, as 460875024 + 542377521 = 21468^2 + 23289^2 .

It is not a de Polignac number, because 1003252545 - 2⁷ = 1003252417 is a prime.

It is a super-3 number, since 3×1003252545³ (a number of 28 digits) contains 333 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 11147206 + ... + 11147295.

It is an arithmetic number, because the mean of its divisors is an integer number (144914263).

Almost surely, 2^1003252545 is an apocalyptic number.

1003252545 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

1003252545 is a deficient number, since it is larger than the sum of its proper divisors (735718611).

1003252545 is a wasteful number, since it uses less digits than its factorization.

1003252545 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22294512 (or 22294509 counting only the distinct ones).

The product of its (nonzero) digits is 6000, while the sum is 27.

The square root of 1003252545 is about 31674.1621041504. The cubic root of 1003252545 is about 1001.0830083362.

Adding to 1003252545 its reverse (5452523001), we get a palindrome (6455775546).

The spelling of 1003252545 in words is "one billion, three million, two hundred fifty-two thousand, five hundred forty-five".