2134021429 has 2 divisors, whose sum is σ = 2134021430. Its totient is φ = 2134021428.

The previous prime is 2134021411. The next prime is 2134021447. The reversal of 2134021429 is 9241204312.

It is a balanced prime because it is at equal distance from previous prime (2134021411) and next prime (2134021447).

It can be written as a sum of positive squares in only one way, i.e., 1872552529 + 261468900 = 43273^2 + 16170^2 .

It is a cyclic number.

It is not a de Polignac number, because 2134021429 - 2⁷ = 2134021301 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 2134021397 and 2134021406.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2134021129) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1067010714 + 1067010715.

It is an arithmetic number, because the mean of its divisors is an integer number (1067010715).

Almost surely, 2^2134021429 is an apocalyptic number.

It is an amenable number.

2134021429 is a deficient number, since it is larger than the sum of its proper divisors (1).

2134021429 is an equidigital number, since it uses as much as digits as its factorization.

2134021429 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3456, while the sum is 28.

The square root of 2134021429 is about 46195.4697887141. The cubic root of 2134021429 is about 1287.4575706507.

The spelling of 2134021429 in words is "two billion, one hundred thirty-four million, twenty-one thousand, four hundred twenty-nine".