135930229949 has 2 divisors, whose sum is σ = 135930229950. Its totient is φ = 135930229948.

The previous prime is 135930229823. The next prime is 135930229979. The reversal of 135930229949 is 949922039531.

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., 112953127225 + 22977102724 = 336085^2 + 151582^2 .

It is a cyclic number.

It is not a de Polignac number, because 135930229949 - 2¹⁶ = 135930164413 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 135930229894 and 135930229903.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (135930229979) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 67965114974 + 67965114975.

It is an arithmetic number, because the mean of its divisors is an integer number (67965114975).

Almost surely, 2^135930229949 is an apocalyptic number.

It is an amenable number.

135930229949 is a deficient number, since it is larger than the sum of its proper divisors (1).

135930229949 is an equidigital number, since it uses as much as digits as its factorization.

135930229949 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 4723920, while the sum is 56.

The spelling of 135930229949 in words is "one hundred thirty-five billion, nine hundred thirty million, two hundred twenty-nine thousand, nine hundred forty-nine".