9919054 has 4 divisors (see below), whose sum is σ = 14878584. Its totient is φ = 4959526.

The previous prime is 9919037. The next prime is 9919057. The reversal of 9919054 is 4509199.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 4509199 = 17 ⋅265247.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9919057) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2479762 + ... + 2479765.

It is an arithmetic number, because the mean of its divisors is an integer number (3719646).

Almost surely, 2^9919054 is an apocalyptic number.

9919054 is a deficient number, since it is larger than the sum of its proper divisors (4959530).

9919054 is a wasteful number, since it uses less digits than its factorization.

9919054 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4959529.

The product of its (nonzero) digits is 14580, while the sum is 37.

The square root of 9919054 is about 3149.4529683740. The cubic root of 9919054 is about 214.8605838539.

The spelling of 9919054 in words is "nine million, nine hundred nineteen thousand, fifty-four".