53533429 has 2 divisors, whose sum is σ = 53533430. Its totient is φ = 53533428.

The previous prime is 53533399. The next prime is 53533433. The reversal of 53533429 is 92433535.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 35129329 + 18404100 = 5927^2 + 4290^2 .

It is a cyclic number.

It is not a de Polignac number, because 53533429 - 2⁷ = 53533301 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 53533394 and 53533403.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (53533439) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26766714 + 26766715.

It is an arithmetic number, because the mean of its divisors is an integer number (26766715).

Almost surely, 2^53533429 is an apocalyptic number.

It is an amenable number.

53533429 is a deficient number, since it is larger than the sum of its proper divisors (1).

53533429 is an equidigital number, since it uses as much as digits as its factorization.

53533429 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 48600, while the sum is 34.

The square root of 53533429 is about 7316.6542217054. The cubic root of 53533429 is about 376.8845671450.

The spelling of 53533429 in words is "fifty-three million, five hundred thirty-three thousand, four hundred twenty-nine".