471142129 has 2 divisors, whose sum is σ = 471142130. Its totient is φ = 471142128.

The previous prime is 471142117. The next prime is 471142151. The reversal of 471142129 is 921241174.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 453903025 + 17239104 = 21305^2 + 4152^2 .

It is a cyclic number.

It is not a de Polignac number, because 471142129 - 2¹¹ = 471140081 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 471142129.

It is not a weakly prime, because it can be changed into another prime (471142109) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 235571064 + 235571065.

It is an arithmetic number, because the mean of its divisors is an integer number (235571065).

Almost surely, 2^471142129 is an apocalyptic number.

It is an amenable number.

471142129 is a deficient number, since it is larger than the sum of its proper divisors (1).

471142129 is an equidigital number, since it uses as much as digits as its factorization.

471142129 is an evil number, because the sum of its binary digits is even.

The product of its digits is 4032, while the sum is 31.

The square root of 471142129 is about 21705.8086465351. The cubic root of 471142129 is about 778.1272896585.

The spelling of 471142129 in words is "four hundred seventy-one million, one hundred forty-two thousand, one hundred twenty-nine".