101453920 has 96 divisors (see below), whose sum is σ = 263450880. Its totient is φ = 36748800.

The previous prime is 101453893. The next prime is 101453929. The reversal of 101453920 is 29354101.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (101453929) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 69195 + ... + 70645.

It is an arithmetic number, because the mean of its divisors is an integer number (2744280).

Almost surely, 2^101453920 is an apocalyptic number.

101453920 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 101453920, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (131725440).

101453920 is an abundant number, since it is smaller than the sum of its proper divisors (161996960).

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

101453920 is a wasteful number, since it uses less digits than its factorization.

101453920 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1508 (or 1500 counting only the distinct ones).

The product of its (nonzero) digits is 1080, while the sum is 25.

The square root of 101453920 is about 10072.4336681857. The cubic root of 101453920 is about 466.3975682130.

The spelling of 101453920 in words is "one hundred one million, four hundred fifty-three thousand, nine hundred twenty".