135369437 has 8 divisors (see below), whose sum is σ = 154879872. Its totient is φ = 115902000.

The previous prime is 135369383. The next prime is 135369449. The reversal of 135369437 is 734963531.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 135369437 - 2⁶ = 135369373 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 135369394 and 135369403.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (135369037) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3689 + ... + 16862.

It is an arithmetic number, because the mean of its divisors is an integer number (19359984).

Almost surely, 2^135369437 is an apocalyptic number.

It is an amenable number.

135369437 is a deficient number, since it is larger than the sum of its proper divisors (19510435).

135369437 is an equidigital number, since it uses as much as digits as its factorization.

135369437 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21499.

The product of its digits is 204120, while the sum is 41.

The square root of 135369437 is about 11634.8372141599. The cubic root of 135369437 is about 513.4603047452.

The spelling of 135369437 in words is "one hundred thirty-five million, three hundred sixty-nine thousand, four hundred thirty-seven".