401433317 has 2 divisors, whose sum is σ = 401433318. Its totient is φ = 401433316.

The previous prime is 401433293. The next prime is 401433323. The reversal of 401433317 is 713334104.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 275858881 + 125574436 = 16609^2 + 11206^2 .

It is a cyclic number.

It is not a de Polignac number, because 401433317 - 2¹⁰ = 401432293 is a prime.

It is a super-2 number, since 2×401433317² = 322297415995244978, which contains 22 as substring.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (401433367) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 200716658 + 200716659.

It is an arithmetic number, because the mean of its divisors is an integer number (200716659).

Almost surely, 2^401433317 is an apocalyptic number.

It is an amenable number.

401433317 is a deficient number, since it is larger than the sum of its proper divisors (1).

401433317 is an equidigital number, since it uses as much as digits as its factorization.

401433317 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3024, while the sum is 26.

The square root of 401433317 is about 20035.8008824204. The cubic root of 401433317 is about 737.6853148025.

The spelling of 401433317 in words is "four hundred one million, four hundred thirty-three thousand, three hundred seventeen".