129462533 has 2 divisors, whose sum is σ = 129462534. Its totient is φ = 129462532.

The previous prime is 129462521. The next prime is 129462547. The reversal of 129462533 is 335264921.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 71199844 + 58262689 = 8438^2 + 7633^2 .

It is a cyclic number.

It is not a de Polignac number, because 129462533 - 2¹⁰ = 129461509 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 129462493 and 129462502.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (129462503) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 64731266 + 64731267.

It is an arithmetic number, because the mean of its divisors is an integer number (64731267).

Almost surely, 2^129462533 is an apocalyptic number.

It is an amenable number.

129462533 is a deficient number, since it is larger than the sum of its proper divisors (1).

129462533 is an equidigital number, since it uses as much as digits as its factorization.

129462533 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 38880, while the sum is 35.

The square root of 129462533 is about 11378.1603521835. The cubic root of 129462533 is about 505.8806097112.

The spelling of 129462533 in words is "one hundred twenty-nine million, four hundred sixty-two thousand, five hundred thirty-three".