136450429 has 2 divisors, whose sum is σ = 136450430. Its totient is φ = 136450428.

The previous prime is 136450411. The next prime is 136450441. The reversal of 136450429 is 924054631.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 115992900 + 20457529 = 10770^2 + 4523^2 .

It is a cyclic number.

It is not a de Polignac number, because 136450429 - 2⁹ = 136449917 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 136450394 and 136450403.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (136450409) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 68225214 + 68225215.

It is an arithmetic number, because the mean of its divisors is an integer number (68225215).

Almost surely, 2^136450429 is an apocalyptic number.

It is an amenable number.

136450429 is a deficient number, since it is larger than the sum of its proper divisors (1).

136450429 is an equidigital number, since it uses as much as digits as its factorization.

136450429 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 25920, while the sum is 34.

The square root of 136450429 is about 11681.1998099510. The cubic root of 136450429 is about 514.8234277008.

The spelling of 136450429 in words is "one hundred thirty-six million, four hundred fifty thousand, four hundred twenty-nine".