401134147 has 2 divisors, whose sum is σ = 401134148. Its totient is φ = 401134146.

The previous prime is 401134093. The next prime is 401134163. The reversal of 401134147 is 741431104.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-401134147 is a prime.

It is not a weakly prime, because it can be changed into another prime (401134187) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 200567073 + 200567074.

It is an arithmetic number, because the mean of its divisors is an integer number (200567074).

Almost surely, 2^401134147 is an apocalyptic number.

401134147 is a deficient number, since it is larger than the sum of its proper divisors (1).

401134147 is an equidigital number, since it uses as much as digits as its factorization.

401134147 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1344, while the sum is 25.

The square root of 401134147 is about 20028.3336051705. Note that the first 3 decimals coincide. The cubic root of 401134147 is about 737.5020148178.

The spelling of 401134147 in words is "four hundred one million, one hundred thirty-four thousand, one hundred forty-seven".