135847501 has 2 divisors, whose sum is σ = 135847502. Its totient is φ = 135847500.

The previous prime is 135847477. The next prime is 135847507. The reversal of 135847501 is 105748531.

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., 124858276 + 10989225 = 11174^2 + 3315^2 .

It is a cyclic number.

It is not a de Polignac number, because 135847501 - 2²⁵ = 102293069 is a prime.

It is equal to p_7690633 and since 135847501 and 7690633 have the same sum of digits, it is a Honaker prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (135847507) 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, 67923750 + 67923751.

It is an arithmetic number, because the mean of its divisors is an integer number (67923751).

Almost surely, 2^135847501 is an apocalyptic number.

It is an amenable number.

135847501 is a deficient number, since it is larger than the sum of its proper divisors (1).

135847501 is an equidigital number, since it uses as much as digits as its factorization.

135847501 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 16800, while the sum is 34.

The square root of 135847501 is about 11655.3636150916. The cubic root of 135847501 is about 514.0640315996.

The spelling of 135847501 in words is "one hundred thirty-five million, eight hundred forty-seven thousand, five hundred one".