9969151 has 2 divisors, whose sum is σ = 9969152. Its totient is φ = 9969150.

The previous prime is 9969137. The next prime is 9969161. The reversal of 9969151 is 1519699.

9969151 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 9969151 - 2⁷ = 9969023 is a prime.

It is a Chen prime.

It is an Ulam number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (9969101) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4984575 + 4984576.

It is an arithmetic number, because the mean of its divisors is an integer number (4984576).

Almost surely, 2^9969151 is an apocalyptic number.

9969151 is a deficient number, since it is larger than the sum of its proper divisors (1).

9969151 is an equidigital number, since it uses as much as digits as its factorization.

9969151 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 21870, while the sum is 40.

The square root of 9969151 is about 3157.3962374083. The cubic root of 9969151 is about 215.2217002827.

The spelling of 9969151 in words is "nine million, nine hundred sixty-nine thousand, one hundred fifty-one".