13933429 has 2 divisors, whose sum is σ = 13933430. Its totient is φ = 13933428.

The previous prime is 13933411. The next prime is 13933453. The reversal of 13933429 is 92433931.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 11546404 + 2387025 = 3398^2 + 1545^2 .

It is a cyclic number.

It is not a de Polignac number, because 13933429 - 2⁵ = 13933397 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 13933394 and 13933403.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (13933529) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6966714 + 6966715.

It is an arithmetic number, because the mean of its divisors is an integer number (6966715).

Almost surely, 2^13933429 is an apocalyptic number.

It is an amenable number.

13933429 is a deficient number, since it is larger than the sum of its proper divisors (1).

13933429 is an equidigital number, since it uses as much as digits as its factorization.

13933429 is an evil number, because the sum of its binary digits is even.

The product of its digits is 17496, while the sum is 34.

The square root of 13933429 is about 3732.7508622998. The cubic root of 13933429 is about 240.6316060254.

The spelling of 13933429 in words is "thirteen million, nine hundred thirty-three thousand, four hundred twenty-nine".