401303093 has 4 divisors (see below), whose sum is σ = 401346528. Its totient is φ = 401259660.

The previous prime is 401303059. The next prime is 401303129. The reversal of 401303093 is 390303104.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is not a de Polignac number, because 401303093 - 2¹⁴ = 401286709 is a prime.

It is a super-2 number, since 2×401303093² = 322088344902733298, which contains 22 as substring.

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 (401303593) 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, 1721 + ... + 28382.

It is an arithmetic number, because the mean of its divisors is an integer number (100336632).

Almost surely, 2^401303093 is an apocalyptic number.

It is an amenable number.

401303093 is a deficient number, since it is larger than the sum of its proper divisors (43435).

401303093 is a wasteful number, since it uses less digits than its factorization.

401303093 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 43434.

The product of its (nonzero) digits is 972, while the sum is 23.

The square root of 401303093 is about 20032.5508360768. The cubic root of 401303093 is about 737.6055383964.

Adding to 401303093 its reverse (390303104), we get a palindrome (791606197).

The spelling of 401303093 in words is "four hundred one million, three hundred three thousand, ninety-three".