401165147 has 2 divisors, whose sum is σ = 401165148. Its totient is φ = 401165146.

The previous prime is 401165129. The next prime is 401165153. The reversal of 401165147 is 741561104.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 401165147 - 2¹⁰ = 401164123 is a prime.

It is not a weakly prime, because it can be changed into another prime (401165117) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 200582573 + 200582574.

It is an arithmetic number, because the mean of its divisors is an integer number (200582574).

Almost surely, 2^401165147 is an apocalyptic number.

401165147 is a deficient number, since it is larger than the sum of its proper divisors (1).

401165147 is an equidigital number, since it uses as much as digits as its factorization.

401165147 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3360, while the sum is 29.

The square root of 401165147 is about 20029.1074938451. The cubic root of 401165147 is about 737.5210125968.

The spelling of 401165147 in words is "four hundred one million, one hundred sixty-five thousand, one hundred forty-seven".