70071101 has 4 divisors (see below), whose sum is σ = 70214304. Its totient is φ = 69927900.

The previous prime is 70071049. The next prime is 70071103. The reversal of 70071101 is 10117007.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 70071101 - 2²⁶ = 2962237 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 70071101.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (70071103) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 70865 + ... + 71846.

It is an arithmetic number, because the mean of its divisors is an integer number (17553576).

Almost surely, 2^70071101 is an apocalyptic number.

It is an amenable number.

70071101 is a deficient number, since it is larger than the sum of its proper divisors (143203).

70071101 is a wasteful number, since it uses less digits than its factorization.

70071101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 143202.

The product of its (nonzero) digits is 49, while the sum is 17.

The square root of 70071101 is about 8370.8482843736. The cubic root of 70071101 is about 412.2680196713.

Adding to 70071101 its reverse (10117007), we get a palindrome (80188108).

The spelling of 70071101 in words is "seventy million, seventy-one thousand, one hundred one".