9881051 has 2 divisors, whose sum is σ = 9881052. Its totient is φ = 9881050.

The previous prime is 9881023. The next prime is 9881087. The reversal of 9881051 is 1501889.

It is a happy number.

It is a weak prime.

It is an emirp because it is prime and its reverse (1501889) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 9881051 - 2¹⁰ = 9880027 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 9880999 and 9881017.

It is not a weakly prime, because it can be changed into another prime (9881551) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4940525 + 4940526.

It is an arithmetic number, because the mean of its divisors is an integer number (4940526).

Almost surely, 2^9881051 is an apocalyptic number.

9881051 is a deficient number, since it is larger than the sum of its proper divisors (1).

9881051 is an equidigital number, since it uses as much as digits as its factorization.

9881051 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2880, while the sum is 32.

The square root of 9881051 is about 3143.4139084759. The cubic root of 9881051 is about 214.5858332906.

The spelling of 9881051 in words is "nine million, eight hundred eighty-one thousand, fifty-one".