101397500 has 30 divisors (see below), whose sum is σ = 221741520. Its totient is φ = 40558000.

The previous prime is 101397493. The next prime is 101397523. The reversal of 101397500 is 5793101.

It is a self number, because there is not a number n which added to its sum of digits gives 101397500.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 17780 + ... + 22779.

It is an arithmetic number, because the mean of its divisors is an integer number (7391384).

Almost surely, 2^101397500 is an apocalyptic number.

101397500 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

101397500 is an abundant number, since it is smaller than the sum of its proper divisors (120344020).

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

101397500 is an equidigital number, since it uses as much as digits as its factorization.

101397500 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 40583 (or 40566 counting only the distinct ones).

The product of its (nonzero) digits is 945, while the sum is 26.

The square root of 101397500 is about 10069.6325652925. The cubic root of 101397500 is about 466.3110953585.

The spelling of 101397500 in words is "one hundred one million, three hundred ninety-seven thousand, five hundred".