401361773 has 2 divisors, whose sum is σ = 401361774. Its totient is φ = 401361772.

The previous prime is 401361731. The next prime is 401361803. The reversal of 401361773 is 377163104.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 380913289 + 20448484 = 19517^2 + 4522^2 .

It is a cyclic number.

It is not a de Polignac number, because 401361773 - 2¹⁰ = 401360749 is a prime.

It is a super-2 number, since 2×401361773² = 322182545651407058, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (401363773) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 200680886 + 200680887.

It is an arithmetic number, because the mean of its divisors is an integer number (200680887).

Almost surely, 2^401361773 is an apocalyptic number.

It is an amenable number.

401361773 is a deficient number, since it is larger than the sum of its proper divisors (1).

401361773 is an equidigital number, since it uses as much as digits as its factorization.

401361773 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 10584, while the sum is 32.

The square root of 401361773 is about 20034.0153988161. The cubic root of 401361773 is about 737.6414884337.

The spelling of 401361773 in words is "four hundred one million, three hundred sixty-one thousand, seven hundred seventy-three".