70134571 has 8 divisors (see below), whose sum is σ = 79972704. Its totient is φ = 60931200.

The previous prime is 70134563. The next prime is 70134587. The reversal of 70134571 is 17543107.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 70134571 - 2³ = 70134563 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (70134511) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 158455 + ... + 158896.

It is an arithmetic number, because the mean of its divisors is an integer number (9996588).

Almost surely, 2^70134571 is an apocalyptic number.

70134571 is a deficient number, since it is larger than the sum of its proper divisors (9838133).

70134571 is a wasteful number, since it uses less digits than its factorization.

70134571 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 317381.

The product of its (nonzero) digits is 2940, while the sum is 28.

The square root of 70134571 is about 8374.6385593648. The cubic root of 70134571 is about 412.3924587733.

Adding to 70134571 its reverse (17543107), we get a palindrome (87677678).

It can be divided in two parts, 70 and 134571, that multiplied together give a triangular number (9419970 = T₄₃₄₀).

The spelling of 70134571 in words is "seventy million, one hundred thirty-four thousand, five hundred seventy-one".