9980051 has 4 divisors (see below), whose sum is σ = 10021704. Its totient is φ = 9938400.

The previous prime is 9980029. The next prime is 9980053. The reversal of 9980051 is 1500899.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-9980051 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (9980053) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 20465 + ... + 20946.

It is an arithmetic number, because the mean of its divisors is an integer number (2505426).

Almost surely, 2^9980051 is an apocalyptic number.

9980051 is a deficient number, since it is larger than the sum of its proper divisors (41653).

9980051 is a wasteful number, since it uses less digits than its factorization.

9980051 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 41652.

The product of its (nonzero) digits is 3240, while the sum is 32.

The square root of 9980051 is about 3159.1218716599. The cubic root of 9980051 is about 215.3001109071.

The spelling of 9980051 in words is "nine million, nine hundred eighty thousand, fifty-one".