401141777 has 2 divisors, whose sum is σ = 401141778. Its totient is φ = 401141776.

The previous prime is 401141773. The next prime is 401141821. The reversal of 401141777 is 777141104.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 365727376 + 35414401 = 19124^2 + 5951^2 .

It is a cyclic number.

It is not a de Polignac number, because 401141777 - 2² = 401141773 is a prime.

It is a super-3 number, since 3×401141777³ (a number of 27 digits) contains 333 as substring.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (401141771) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 200570888 + 200570889.

It is an arithmetic number, because the mean of its divisors is an integer number (200570889).

Almost surely, 2^401141777 is an apocalyptic number.

It is an amenable number.

401141777 is a deficient number, since it is larger than the sum of its proper divisors (1).

401141777 is an equidigital number, since it uses as much as digits as its factorization.

401141777 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 5488, while the sum is 32.

The square root of 401141777 is about 20028.5240844152. The cubic root of 401141777 is about 737.5066908136.

The spelling of 401141777 in words is "four hundred one million, one hundred forty-one thousand, seven hundred seventy-seven".