434140147 has 6 divisors (see below), whose sum is σ = 505020228. Its totient is φ = 372120084.

The previous prime is 434140127. The next prime is 434140153. The reversal of 434140147 is 741041434.

It is a de Polignac number, because none of the positive numbers 2^k-434140147 is a prime.

It is a Duffinian number.

It is a zygodrome in base 2.

It is not an unprimeable number, because it can be changed into a prime (434140127) 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 in 5 ways as a sum of consecutive naturals, for example, 4429953 + ... + 4430050.

It is an arithmetic number, because the mean of its divisors is an integer number (84170038).

Almost surely, 2^434140147 is an apocalyptic number.

434140147 is a deficient number, since it is larger than the sum of its proper divisors (70880081).

434140147 is an equidigital number, since it uses as much as digits as its factorization.

434140147 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8860017 (or 8860010 counting only the distinct ones).

The product of its (nonzero) digits is 5376, while the sum is 28.

The square root of 434140147 is about 20836.0300201358. The cubic root of 434140147 is about 757.1989150056.

The spelling of 434140147 in words is "four hundred thirty-four million, one hundred forty thousand, one hundred forty-seven".