538701403 has 4 divisors (see below), whose sum is σ = 539451360. Its totient is φ = 537951448.

The previous prime is 538701391. The next prime is 538701467. The reversal of 538701403 is 304107835.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-538701403 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (538701103) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 373900 + ... + 375337.

It is an arithmetic number, because the mean of its divisors is an integer number (134862840).

Almost surely, 2^538701403 is an apocalyptic number.

538701403 is a deficient number, since it is larger than the sum of its proper divisors (749957).

538701403 is an equidigital number, since it uses as much as digits as its factorization.

538701403 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 749956.

The product of its (nonzero) digits is 10080, while the sum is 31.

The square root of 538701403 is about 23209.9418999704. The cubic root of 538701403 is about 813.6719953575.

The spelling of 538701403 in words is "five hundred thirty-eight million, seven hundred one thousand, four hundred three".