70671443 has 8 divisors (see below), whose sum is σ = 73228128. Its totient is φ = 68148864.

The previous prime is 70671437. The next prime is 70671449. The reversal of 70671443 is 34417607.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (70671437) and next prime (70671449).

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 70671443 - 2⁴ = 70671427 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (70671449) 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, 4271 + ... + 12632.

It is an arithmetic number, because the mean of its divisors is an integer number (9153516).

Almost surely, 2^70671443 is an apocalyptic number.

70671443 is a deficient number, since it is larger than the sum of its proper divisors (2556685).

70671443 is a wasteful number, since it uses less digits than its factorization.

70671443 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17053.

The product of its (nonzero) digits is 14112, while the sum is 32.

The square root of 70671443 is about 8406.6308947164. The cubic root of 70671443 is about 413.4420572611.

The spelling of 70671443 in words is "seventy million, six hundred seventy-one thousand, four hundred forty-three".