1003936545 has 64 divisors (see below), whose sum is σ = 1870133760. Its totient is φ = 510022656.

The previous prime is 1003936501. The next prime is 1003936559. The reversal of 1003936545 is 5456393001.

1003936545 is a `hidden beast` number, since 100 + 3 + 9 + 3 + 6 + 545 = 666.

It is not a de Polignac number, because 1003936545 - 2¹¹ = 1003934497 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 971349 + ... + 972381.

It is an arithmetic number, because the mean of its divisors is an integer number (29220840).

Almost surely, 2^1003936545 is an apocalyptic number.

1003936545 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

1003936545 is a deficient number, since it is larger than the sum of its proper divisors (866197215).

1003936545 is a wasteful number, since it uses less digits than its factorization.

1003936545 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1383 (or 1377 counting only the distinct ones).

The product of its (nonzero) digits is 48600, while the sum is 36.

The square root of 1003936545 is about 31684.9577086667. The cubic root of 1003936545 is about 1001.3104636017.

The spelling of 1003936545 in words is "one billion, three million, nine hundred thirty-six thousand, five hundred forty-five".