47030129 has 2 divisors, whose sum is σ = 47030130. Its totient is φ = 47030128.

The previous prime is 47030119. The next prime is 47030167. The reversal of 47030129 is 92103074.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 40347904 + 6682225 = 6352^2 + 2585^2 .

It is a cyclic number.

It is not a de Polignac number, because 47030129 - 2¹² = 47026033 is a prime.

It is a Chen prime.

It is an alternating number because its digits alternate between even and odd.

It is a junction number, because it is equal to n+sod(n) for n = 47030098 and 47030107.

It is not a weakly prime, because it can be changed into another prime (47030119) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 23515064 + 23515065.

It is an arithmetic number, because the mean of its divisors is an integer number (23515065).

Almost surely, 2^47030129 is an apocalyptic number.

It is an amenable number.

47030129 is a deficient number, since it is larger than the sum of its proper divisors (1).

47030129 is an equidigital number, since it uses as much as digits as its factorization.

47030129 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1512, while the sum is 26.

The square root of 47030129 is about 6857.8516315243. The cubic root of 47030129 is about 360.9597052448.

The spelling of 47030129 in words is "forty-seven million, thirty thousand, one hundred twenty-nine".