135783803 has 2 divisors, whose sum is σ = 135783804. Its totient is φ = 135783802.

The previous prime is 135783797. The next prime is 135783853. The reversal of 135783803 is 308387531.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 135783803 - 2¹⁴ = 135767419 is a prime.

It is a Sophie Germain prime.

It is not a weakly prime, because it can be changed into another prime (135783853) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 67891901 + 67891902.

It is an arithmetic number, because the mean of its divisors is an integer number (67891902).

Almost surely, 2^135783803 is an apocalyptic number.

135783803 is a deficient number, since it is larger than the sum of its proper divisors (1).

135783803 is an equidigital number, since it uses as much as digits as its factorization.

135783803 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 60480, while the sum is 38.

The square root of 135783803 is about 11652.6307330148. The cubic root of 135783803 is about 513.9836719568.

The spelling of 135783803 in words is "one hundred thirty-five million, seven hundred eighty-three thousand, eight hundred three".