2051003601 has 12 divisors (see below), whose sum is σ = 2970382480. Its totient is φ = 1363725720.

The previous prime is 2051003597. The next prime is 2051003611. The reversal of 2051003601 is 1063001502.

2051003601 is a `hidden beast` number, since 205 + 100 + 360 + 1 = 666.

It is not a de Polignac number, because 2051003601 - 2² = 2051003597 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2051003611) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 297235 + ... + 304056.

Almost surely, 2^2051003601 is an apocalyptic number.

It is an amenable number.

2051003601 is a deficient number, since it is larger than the sum of its proper divisors (919378879).

2051003601 is a wasteful number, since it uses less digits than its factorization.

2051003601 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 601676 (or 601673 counting only the distinct ones).

The product of its (nonzero) digits is 180, while the sum is 18.

The square root of 2051003601 is about 45288.0072535765. The cubic root of 2051003601 is about 1270.5413611584.

The spelling of 2051003601 in words is "two billion, fifty-one million, three thousand, six hundred one".