101398829 has 12 divisors (see below), whose sum is σ = 123104544. Its totient is φ = 81799104.

The previous prime is 101398823. The next prime is 101398831. The reversal of 101398829 is 928893101.

It is not a de Polignac number, because 101398829 - 2⁴ = 101398813 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (101398823) 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 in 11 ways as a sum of consecutive naturals, for example, 23039 + ... + 27084.

It is an arithmetic number, because the mean of its divisors is an integer number (10258712).

Almost surely, 2^101398829 is an apocalyptic number.

It is an amenable number.

101398829 is a deficient number, since it is larger than the sum of its proper divisors (21705715).

101398829 is an equidigital number, since it uses as much as digits as its factorization.

101398829 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 50164 (or 50147 counting only the distinct ones).

The product of its (nonzero) digits is 31104, while the sum is 41.

The square root of 101398829 is about 10069.6985555676. The cubic root of 101398829 is about 466.3131326367.

The spelling of 101398829 in words is "one hundred one million, three hundred ninety-eight thousand, eight hundred twenty-nine".