135074843 has 12 divisors (see below), whose sum is σ = 148126272. Its totient is φ = 123020160.

The previous prime is 135074749. The next prime is 135074887. The reversal of 135074843 is 348470531.

It is not a de Polignac number, because 135074843 - 2⁸ = 135074587 is a prime.

It is a super-2 number, since 2×135074843² = 36490426422949298, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (135074243) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1421 + ... + 16497.

It is an arithmetic number, because the mean of its divisors is an integer number (12343856).

Almost surely, 2^135074843 is an apocalyptic number.

135074843 is a deficient number, since it is larger than the sum of its proper divisors (13051429).

135074843 is a wasteful number, since it uses less digits than its factorization.

135074843 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15142 (or 15125 counting only the distinct ones).

The product of its (nonzero) digits is 40320, while the sum is 35.

The square root of 135074843 is about 11622.1703222763. The cubic root of 135074843 is about 513.0875662895.

The spelling of 135074843 in words is "one hundred thirty-five million, seventy-four thousand, eight hundred forty-three".