135753953 has 2 divisors, whose sum is σ = 135753954. Its totient is φ = 135753952.

The previous prime is 135753949. The next prime is 135753979. The reversal of 135753953 is 359357531.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 104203264 + 31550689 = 10208^2 + 5617^2 .

It is a cyclic number.

It is not a de Polignac number, because 135753953 - 2² = 135753949 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 135753953.

It is not a weakly prime, because it can be changed into another prime (135753923) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 67876976 + 67876977.

It is an arithmetic number, because the mean of its divisors is an integer number (67876977).

Almost surely, 2^135753953 is an apocalyptic number.

It is an amenable number.

135753953 is a deficient number, since it is larger than the sum of its proper divisors (1).

135753953 is an equidigital number, since it uses as much as digits as its factorization.

135753953 is an evil number, because the sum of its binary digits is even.

The product of its digits is 212625, while the sum is 41.

The square root of 135753953 is about 11651.3498359632. The cubic root of 135753953 is about 513.9460053705.

The spelling of 135753953 in words is "one hundred thirty-five million, seven hundred fifty-three thousand, nine hundred fifty-three".