70509506101 has 2 divisors, whose sum is σ = 70509506102. Its totient is φ = 70509506100.

The previous prime is 70509506071. The next prime is 70509506113. The reversal of 70509506101 is 10160590507.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 48375803025 + 22133703076 = 219945^2 + 148774^2 .

It is an emirp because it is prime and its reverse (10160590507) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 70509506101 - 2⁵ = 70509506069 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (70509506191) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 35254753050 + 35254753051.

It is an arithmetic number, because the mean of its divisors is an integer number (35254753051).

Almost surely, 2^70509506101 is an apocalyptic number.

It is an amenable number.

70509506101 is a deficient number, since it is larger than the sum of its proper divisors (1).

70509506101 is an equidigital number, since it uses as much as digits as its factorization.

70509506101 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 9450, while the sum is 34.

The spelling of 70509506101 in words is "seventy billion, five hundred nine million, five hundred six thousand, one hundred one".