1003734045 has 16 divisors (see below), whose sum is σ = 1784416320. Its totient is φ = 535324752.

The previous prime is 1003734041. The next prime is 1003734047. The reversal of 1003734045 is 5404373001.

It is not a de Polignac number, because 1003734045 - 2² = 1003734041 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1003734041) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3717399 + ... + 3717668.

It is an arithmetic number, because the mean of its divisors is an integer number (111526020).

Almost surely, 2^1003734045 is an apocalyptic number.

1003734045 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

1003734045 is a deficient number, since it is larger than the sum of its proper divisors (780682275).

1003734045 is an equidigital number, since it uses as much as digits as its factorization.

1003734045 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7435081 (or 7435075 counting only the distinct ones).

The product of its (nonzero) digits is 5040, while the sum is 27.

The square root of 1003734045 is about 31681.7620248622. The cubic root of 1003734045 is about 1001.2431356401.

The spelling of 1003734045 in words is "one billion, three million, seven hundred thirty-four thousand, forty-five".