803627961 has 16 divisors (see below), whose sum is σ = 1173657600. Its totient is φ = 486848768.

The previous prime is 803627959. The next prime is 803627963. The reversal of 803627961 is 169726308.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (803627959) and next prime (803627963).

It is a cyclic number.

It is not a de Polignac number, because 803627961 - 2¹ = 803627959 is a prime.

It is not an unprimeable number, because it can be changed into a prime (803627963) 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 15 ways as a sum of consecutive naturals, for example, 270201 + ... + 273158.

It is an arithmetic number, because the mean of its divisors is an integer number (73353600).

Almost surely, 2^803627961 is an apocalyptic number.

It is an amenable number.

803627961 is a deficient number, since it is larger than the sum of its proper divisors (370029639).

803627961 is a wasteful number, since it uses less digits than its factorization.

803627961 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 543408.

The product of its (nonzero) digits is 108864, while the sum is 42.

The square root of 803627961 is about 28348.3325964685. The cubic root of 803627961 is about 929.7189427029.

The spelling of 803627961 in words is "eight hundred three million, six hundred twenty-seven thousand, nine hundred sixty-one".