70103971 has 8 divisors (see below), whose sum is σ = 84831840. Its totient is φ = 56554368.

The previous prime is 70103953. The next prime is 70103981. The reversal of 70103971 is 17930107.

It is a happy number.

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 70103971 - 2⁷ = 70103843 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (70103941) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 294436 + ... + 294673.

It is an arithmetic number, because the mean of its divisors is an integer number (10603980).

Almost surely, 2^70103971 is an apocalyptic number.

70103971 is a deficient number, since it is larger than the sum of its proper divisors (14727869).

70103971 is a wasteful number, since it uses less digits than its factorization.

70103971 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 589133.

The product of its (nonzero) digits is 1323, while the sum is 28.

The square root of 70103971 is about 8372.8114155282. The cubic root of 70103971 is about 412.3324738767.

The spelling of 70103971 in words is "seventy million, one hundred three thousand, nine hundred seventy-one".