135369403 has 8 divisors (see below), whose sum is σ = 146028848. Its totient is φ = 124745184.

The previous prime is 135369383. The next prime is 135369449. The reversal of 135369403 is 304963531.

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 135369403 - 2¹³ = 135361211 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (135369463) 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, 525 + ... + 16462.

It is an arithmetic number, because the mean of its divisors is an integer number (18253606).

Almost surely, 2^135369403 is an apocalyptic number.

135369403 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

135369403 is a deficient number, since it is larger than the sum of its proper divisors (10659445).

135369403 is a wasteful number, since it uses less digits than its factorization.

135369403 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17613.

The product of its (nonzero) digits is 29160, while the sum is 34.

The square root of 135369403 is about 11634.8357530306. The cubic root of 135369403 is about 513.4602617575.

It can be divided in two parts, 1353 and 69403, that added together give a square (70756 = 266²).

The spelling of 135369403 in words is "one hundred thirty-five million, three hundred sixty-nine thousand, four hundred three".