70806101 has 2 divisors, whose sum is σ = 70806102. Its totient is φ = 70806100.

The previous prime is 70806097. The next prime is 70806119. The reversal of 70806101 is 10160807.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 66031876 + 4774225 = 8126^2 + 2185^2 .

It is an emirp because it is prime and its reverse (10160807) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 70806101 - 2² = 70806097 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (70806161) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 35403050 + 35403051.

It is an arithmetic number, because the mean of its divisors is an integer number (35403051).

Almost surely, 2^70806101 is an apocalyptic number.

It is an amenable number.

70806101 is a deficient number, since it is larger than the sum of its proper divisors (1).

70806101 is an equidigital number, since it uses as much as digits as its factorization.

70806101 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 336, while the sum is 23.

The square root of 70806101 is about 8414.6361180980. The cubic root of 70806101 is about 413.7044827211.

Adding to 70806101 its reverse (10160807), we get a palindrome (80966908).

It can be divided in two parts, 70806 and 101, that added together give a palindrome (70907).

The spelling of 70806101 in words is "seventy million, eight hundred six thousand, one hundred one".