401435147 has 2 divisors, whose sum is σ = 401435148. Its totient is φ = 401435146.

The previous prime is 401435129. The next prime is 401435171. The reversal of 401435147 is 741534104.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-401435147 is a prime.

It is a super-2 number, since 2×401435147² = 322300354493823218, which contains 22 as substring.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (401435117) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 200717573 + 200717574.

It is an arithmetic number, because the mean of its divisors is an integer number (200717574).

Almost surely, 2^401435147 is an apocalyptic number.

401435147 is a deficient number, since it is larger than the sum of its proper divisors (1).

401435147 is an equidigital number, since it uses as much as digits as its factorization.

401435147 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 6720, while the sum is 29.

The square root of 401435147 is about 20035.8465506202. The cubic root of 401435147 is about 737.6864357542.

The spelling of 401435147 in words is "four hundred one million, four hundred thirty-five thousand, one hundred forty-seven".