135149041 has 2 divisors, whose sum is σ = 135149042. Its totient is φ = 135149040.

The previous prime is 135149039. The next prime is 135149051. The reversal of 135149041 is 140941531.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 90326016 + 44823025 = 9504^2 + 6695^2 .

It is a cyclic number.

It is not a de Polignac number, because 135149041 - 2¹ = 135149039 is a prime.

Together with 135149039, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (135149011) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 67574520 + 67574521.

It is an arithmetic number, because the mean of its divisors is an integer number (67574521).

Almost surely, 2^135149041 is an apocalyptic number.

It is an amenable number.

135149041 is a deficient number, since it is larger than the sum of its proper divisors (1).

135149041 is an equidigital number, since it uses as much as digits as its factorization.

135149041 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2160, while the sum is 28.

The square root of 135149041 is about 11625.3619728592. The cubic root of 135149041 is about 513.1814971843.

It can be divided in two parts, 1351490 and 41, that added together give a palindrome (1351531).

The spelling of 135149041 in words is "one hundred thirty-five million, one hundred forty-nine thousand, forty-one".