135210701 has 2 divisors, whose sum is σ = 135210702. Its totient is φ = 135210700.

The previous prime is 135210659. The next prime is 135210703. The reversal of 135210701 is 107012531.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 70392100 + 64818601 = 8390^2 + 8051^2 .

It is a cyclic number.

It is not a de Polignac number, because 135210701 - 2²² = 131016397 is a prime.

It is a super-2 number, since 2×135210701² = 36563867329822802, which contains 22 as substring.

Together with 135210703, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (135210703) 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, 67605350 + 67605351.

It is an arithmetic number, because the mean of its divisors is an integer number (67605351).

Almost surely, 2^135210701 is an apocalyptic number.

It is an amenable number.

135210701 is a deficient number, since it is larger than the sum of its proper divisors (1).

135210701 is an equidigital number, since it uses as much as digits as its factorization.

135210701 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 210, while the sum is 20.

The square root of 135210701 is about 11628.0136308830. The cubic root of 135210701 is about 513.2595294562.

The spelling of 135210701 in words is "one hundred thirty-five million, two hundred ten thousand, seven hundred one".