989951102 has 16 divisors (see below), whose sum is σ = 1720308192. Its totient is φ = 418452480.

The previous prime is 989951101. The next prime is 989951113. The reversal of 989951102 is 201159989.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (989951101) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 483299 + ... + 485342.

It is an arithmetic number, because the mean of its divisors is an integer number (107519262).

Almost surely, 2^989951102 is an apocalyptic number.

989951102 is a deficient number, since it is larger than the sum of its proper divisors (730357090).

989951102 is a wasteful number, since it uses less digits than its factorization.

989951102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 968723.

The product of its (nonzero) digits is 58320, while the sum is 44.

The square root of 989951102 is about 31463.4883952813. The cubic root of 989951102 is about 996.6390842332.

The spelling of 989951102 in words is "nine hundred eighty-nine million, nine hundred fifty-one thousand, one hundred two".