9980151 has 4 divisors (see below), whose sum is σ = 13306872. Its totient is φ = 6653432.

The previous prime is 9980143. The next prime is 9980153. The reversal of 9980151 is 1510899.

9980151 is digitally balanced in base 2 and base 4, because in such bases it contains all the possibile digits an equal number of times.

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

It is a cyclic number.

It is not a de Polignac number, because 9980151 - 2³ = 9980143 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9980153) 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, 1663356 + ... + 1663361.

It is an arithmetic number, because the mean of its divisors is an integer number (3326718).

Almost surely, 2^9980151 is an apocalyptic number.

9980151 is a deficient number, since it is larger than the sum of its proper divisors (3326721).

9980151 is a wasteful number, since it uses less digits than its factorization.

9980151 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3326720.

The product of its (nonzero) digits is 3240, while the sum is 33.

The square root of 9980151 is about 3159.1376988033. The cubic root of 9980151 is about 215.3008300063.

The spelling of 9980151 in words is "nine million, nine hundred eighty thousand, one hundred fifty-one".