101426 has 16 divisors (see below), whose sum is σ = 169344. Its totient is φ = 45264.

The previous prime is 101419. The next prime is 101429. The reversal of 101426 is 624101.

It is a self number, because there is not a number n which added to its sum of digits gives 101426.

It is not an unprimeable number, because it can be changed into a prime (101429) by changing a digit.

101426 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

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 7 ways as a sum of consecutive naturals, for example, 1181 + ... + 1263.

It is an arithmetic number, because the mean of its divisors is an integer number (10584).

2¹⁰¹⁴²⁶ is an apocalyptic number.

101426 is a deficient number, since it is larger than the sum of its proper divisors (67918).

101426 is a wasteful number, since it uses less digits than its factorization.

101426 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 145.

The product of its (nonzero) digits is 48, while the sum is 14.

The square root of 101426 is about 318.4744887742. The cubic root of 101426 is about 46.6354780266.

Adding to 101426 its reverse (624101), we get a palindrome (725527).

The spelling of 101426 in words is "one hundred one thousand, four hundred twenty-six".