135446203 has 4 divisors (see below), whose sum is σ = 137353968. Its totient is φ = 133538440.

The previous prime is 135446183. The next prime is 135446209. The reversal of 135446203 is 302644531.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-135446203 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (135446209) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 953776 + ... + 953917.

It is an arithmetic number, because the mean of its divisors is an integer number (34338492).

Almost surely, 2^135446203 is an apocalyptic number.

135446203 is a deficient number, since it is larger than the sum of its proper divisors (1907765).

135446203 is an equidigital number, since it uses as much as digits as its factorization.

135446203 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1907764.

The product of its (nonzero) digits is 8640, while the sum is 28.

The square root of 135446203 is about 11638.1357184044. The cubic root of 135446203 is about 513.5573449786.

The spelling of 135446203 in words is "one hundred thirty-five million, four hundred forty-six thousand, two hundred three".