135303506 has 32 divisors (see below), whose sum is σ = 224598528. Its totient is φ = 60742080.

The previous prime is 135303491. The next prime is 135303521. The reversal of 135303506 is 605303531.

It is an interprime number because it is at equal distance from previous prime (135303491) and next prime (135303521).

It is a Harshad number since it is a multiple of its sum of digits (26).

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 321176 + ... + 321596.

It is an arithmetic number, because the mean of its divisors is an integer number (7018704).

Almost surely, 2^135303506 is an apocalyptic number.

135303506 is a deficient number, since it is larger than the sum of its proper divisors (89295022).

135303506 is a wasteful number, since it uses less digits than its factorization.

135303506 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 746.

The product of its (nonzero) digits is 4050, while the sum is 26.

The square root of 135303506 is about 11632.0035247588. The cubic root of 135303506 is about 513.3769317929.

The spelling of 135303506 in words is "one hundred thirty-five million, three hundred three thousand, five hundred six".