401261441027 has 2 divisors, whose sum is σ = 401261441028. Its totient is φ = 401261441026.

The previous prime is 401261441011. The next prime is 401261441033. The reversal of 401261441027 is 720144162104.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 401261441027 - 2⁴ = 401261441011 is a prime.

It is a super-2 number, since 2×401261441027² (a number of 24 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 401261440984 and 401261441002.

It is not a weakly prime, because it can be changed into another prime (401261441057) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 200630720513 + 200630720514.

It is an arithmetic number, because the mean of its divisors is an integer number (200630720514).

Almost surely, 2^401261441027 is an apocalyptic number.

401261441027 is a deficient number, since it is larger than the sum of its proper divisors (1).

401261441027 is an equidigital number, since it uses as much as digits as its factorization.

401261441027 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 10752, while the sum is 32.

The spelling of 401261441027 in words is "four hundred one billion, two hundred sixty-one million, four hundred forty-one thousand, twenty-seven".