101428403 has 8 divisors (see below), whose sum is σ = 107766720. Its totient is φ = 95190120.

The previous prime is 101428387. The next prime is 101428427. The reversal of 101428403 is 304824101.

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 101428403 - 2⁴ = 101428387 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (101428003) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 22913 + ... + 26978.

It is an arithmetic number, because the mean of its divisors is an integer number (13470840).

Almost surely, 2^101428403 is an apocalyptic number.

101428403 is a deficient number, since it is larger than the sum of its proper divisors (6338317).

101428403 is a wasteful number, since it uses less digits than its factorization.

101428403 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 50017.

The product of its (nonzero) digits is 768, while the sum is 23.

The square root of 101428403 is about 10071.1669135210. The cubic root of 101428403 is about 466.3584632195.

The spelling of 101428403 in words is "one hundred one million, four hundred twenty-eight thousand, four hundred three".