401041144187 has 2 divisors, whose sum is σ = 401041144188. Its totient is φ = 401041144186.

The previous prime is 401041144181. The next prime is 401041144213. The reversal of 401041144187 is 781441140104.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 401041144187 - 2¹² = 401041140091 is a prime.

It is not a weakly prime, because it can be changed into another prime (401041144181) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 200520572093 + 200520572094.

It is an arithmetic number, because the mean of its divisors is an integer number (200520572094).

Almost surely, 2^401041144187 is an apocalyptic number.

401041144187 is a deficient number, since it is larger than the sum of its proper divisors (1).

401041144187 is an equidigital number, since it uses as much as digits as its factorization.

401041144187 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 14336, while the sum is 35.

The spelling of 401041144187 in words is "four hundred one billion, forty-one million, one hundred forty-four thousand, one hundred eighty-seven".