101530398 has 8 divisors (see below), whose sum is σ = 203060808. Its totient is φ = 33843464.

The previous prime is 101530379. The next prime is 101530417. The reversal of 101530398 is 893035101.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (101530379) and next prime (101530417).

It is a sphenic number, since it is the product of 3 distinct primes.

101530398 is an admirable number.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8460861 + ... + 8460872.

It is an arithmetic number, because the mean of its divisors is an integer number (25382601).

Almost surely, 2^101530398 is an apocalyptic number.

101530398 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

101530398 is a wasteful number, since it uses less digits than its factorization.

101530398 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16921738.

The product of its (nonzero) digits is 3240, while the sum is 30.

The square root of 101530398 is about 10076.2293542773. The cubic root of 101530398 is about 466.5147320587.

Adding to 101530398 its reverse (893035101), we get a palindrome (994565499).

It can be divided in two parts, 1015 and 30398, that added together give a palindrome (31413).

The spelling of 101530398 in words is "one hundred one million, five hundred thirty thousand, three hundred ninety-eight".