2003646701 has 12 divisors (see below), whose sum is σ = 2340538560. Its totient is φ = 1710215640.

The previous prime is 2003646683. The next prime is 2003646713. The reversal of 2003646701 is 1076463002.

It is not a de Polignac number, because 2003646701 - 2⁶ = 2003646637 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2003646761) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 73835 + ... + 97256.

It is an arithmetic number, because the mean of its divisors is an integer number (195044880).

Almost surely, 2^2003646701 is an apocalyptic number.

It is an amenable number.

2003646701 is a deficient number, since it is larger than the sum of its proper divisors (336891859).

2003646701 is a wasteful number, since it uses less digits than its factorization.

2003646701 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 171344 (or 171337 counting only the distinct ones).

The product of its (nonzero) digits is 6048, while the sum is 29.

The square root of 2003646701 is about 44762.1123384498. The cubic root of 2003646701 is about 1260.6863441754.

The spelling of 2003646701 in words is "two billion, three million, six hundred forty-six thousand, seven hundred one".