70180135 has 4 divisors (see below), whose sum is σ = 84216168. Its totient is φ = 56144104.

The previous prime is 70180111. The next prime is 70180141. The reversal of 70180135 is 53108107.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 53108107 = 13 ⋅4085239.

It is a cyclic number.

It is not a de Polignac number, because 70180135 - 2⁷ = 70180007 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7018009 + ... + 7018018.

It is an arithmetic number, because the mean of its divisors is an integer number (21054042).

Almost surely, 2^70180135 is an apocalyptic number.

70180135 is a deficient number, since it is larger than the sum of its proper divisors (14036033).

70180135 is a wasteful number, since it uses less digits than its factorization.

70180135 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14036032.

The product of its (nonzero) digits is 840, while the sum is 25.

The square root of 70180135 is about 8377.3584738866. The cubic root of 70180135 is about 412.4817451364.

The spelling of 70180135 in words is "seventy million, one hundred eighty thousand, one hundred thirty-five".