1003550545 has 16 divisors (see below), whose sum is σ = 1279635840. Its totient is φ = 752926464.

The previous prime is 1003550501. The next prime is 1003550551. The reversal of 1003550545 is 5450553001.

It is a de Polignac number, because none of the positive numbers 2^k-1003550545 is a prime.

It is a super-2 number, since 2×1003550545² = 2014227392739594050, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3196 + ... + 44914.

It is an arithmetic number, because the mean of its divisors is an integer number (79977240).

Almost surely, 2^1003550545 is an apocalyptic number.

It is an amenable number.

1003550545 is a deficient number, since it is larger than the sum of its proper divisors (276085295).

1003550545 is a wasteful number, since it uses less digits than its factorization.

1003550545 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 42024.

The product of its (nonzero) digits is 7500, while the sum is 28.

The square root of 1003550545 is about 31678.8659045743. The cubic root of 1003550545 is about 1001.1821170487.

The spelling of 1003550545 in words is "one billion, three million, five hundred fifty thousand, five hundred forty-five".