401101427 has 2 divisors, whose sum is σ = 401101428. Its totient is φ = 401101426.

The previous prime is 401101397. The next prime is 401101429. The reversal of 401101427 is 724101104.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 401101427 - 2¹⁴ = 401085043 is a prime.

Together with 401101429, it forms a pair of twin primes.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 401101399 and 401101408.

It is not a weakly prime, because it can be changed into another prime (401101429) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 200550713 + 200550714.

It is an arithmetic number, because the mean of its divisors is an integer number (200550714).

Almost surely, 2^401101427 is an apocalyptic number.

401101427 is a deficient number, since it is larger than the sum of its proper divisors (1).

401101427 is an equidigital number, since it uses as much as digits as its factorization.

401101427 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 224, while the sum is 20.

The square root of 401101427 is about 20027.5167457176. The cubic root of 401101427 is about 737.4819619068.

The spelling of 401101427 in words is "four hundred one million, one hundred one thousand, four hundred twenty-seven".