103426421 has 8 divisors (see below), whose sum is σ = 118724160. Its totient is φ = 88259328.

The previous prime is 103426417. The next prime is 103426429. The reversal of 103426421 is 124624301.

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

It is a cyclic number.

It is not a de Polignac number, because 103426421 - 2² = 103426417 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (103426429) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 30956 + ... + 34133.

It is an arithmetic number, because the mean of its divisors is an integer number (14840520).

Almost surely, 2^103426421 is an apocalyptic number.

It is an amenable number.

103426421 is a deficient number, since it is larger than the sum of its proper divisors (15297739).

103426421 is an equidigital number, since it uses as much as digits as its factorization.

103426421 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 65323.

The product of its (nonzero) digits is 1152, while the sum is 23.

The square root of 103426421 is about 10169.8781211969. The cubic root of 103426421 is about 469.4008072735.

The spelling of 103426421 in words is "one hundred three million, four hundred twenty-six thousand, four hundred twenty-one".