401077 has 2 divisors, whose sum is σ = 401078. Its totient is φ = 401076.

The previous prime is 401069. The next prime is 401087. The reversal of 401077 is 770104.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 398161 + 2916 = 631^2 + 54^2 .

It is a cyclic number.

It is not a de Polignac number, because 401077 - 2³ = 401069 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (401017) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 200538 + 200539.

It is an arithmetic number, because the mean of its divisors is an integer number (200539).

2⁴⁰¹⁰⁷⁷ is an apocalyptic number.

It is an amenable number.

401077 is a deficient number, since it is larger than the sum of its proper divisors (1).

401077 is an equidigital number, since it uses as much as digits as its factorization.

401077 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 196, while the sum is 19.

The square root of 401077 is about 633.3064029362. The cubic root of 401077 is about 73.7466990766.

The spelling of 401077 in words is "four hundred one thousand, seventy-seven", and thus it is an iban number.