101425506 has 48 divisors (see below), whose sum is σ = 250243392. Its totient is φ = 26687520.

The previous prime is 101425501. The next prime is 101425507. The reversal of 101425506 is 605524101.

It is a hoax number, since the sum of its digits (24) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (101425501) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 235111 + ... + 235541.

It is an arithmetic number, because the mean of its divisors is an integer number (5213404).

Almost surely, 2^101425506 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 101425506, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (125121696).

101425506 is an abundant number, since it is smaller than the sum of its proper divisors (148817886).

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

101425506 is an equidigital number, since it uses as much as digits as its factorization.

101425506 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 887 (or 456 counting only the distinct ones).

The product of its (nonzero) digits is 1200, while the sum is 24.

The square root of 101425506 is about 10071.0230860623. The cubic root of 101425506 is about 466.3540231308.

Adding to 101425506 its reverse (605524101), we get a palindrome (706949607).

It can be divided in two parts, 10 and 1425506, that added together give a triangular number (1425516 = T₁₆₈₈).

The spelling of 101425506 in words is "one hundred one million, four hundred twenty-five thousand, five hundred six".