401142001427 has 2 divisors, whose sum is σ = 401142001428. Its totient is φ = 401142001426.

The previous prime is 401142001367. The next prime is 401142001451. The reversal of 401142001427 is 724100241104.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 401142001427 - 2¹² = 401141997331 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 401142001396 and 401142001405.

It is not a weakly prime, because it can be changed into another prime (401142001927) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 200571000713 + 200571000714.

It is an arithmetic number, because the mean of its divisors is an integer number (200571000714).

Almost surely, 2^401142001427 is an apocalyptic number.

401142001427 is a deficient number, since it is larger than the sum of its proper divisors (1).

401142001427 is an equidigital number, since it uses as much as digits as its factorization.

401142001427 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1792, while the sum is 26.

The spelling of 401142001427 in words is "four hundred one billion, one hundred forty-two million, one thousand, four hundred twenty-seven".