1206716101 has 4 divisors (see below), whose sum is σ = 1207867500. Its totient is φ = 1205564704.

The previous prime is 1206716057. The next prime is 1206716111. The reversal of 1206716101 is 1016176021.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 1032079876 + 174636225 = 32126^2 + 13215^2 .

It is a cyclic number.

It is not a de Polignac number, because 1206716101 - 2¹¹ = 1206714053 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1206716111) 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, 574126 + ... + 576223.

It is an arithmetic number, because the mean of its divisors is an integer number (301966875).

Almost surely, 2^1206716101 is an apocalyptic number.

It is an amenable number.

1206716101 is a deficient number, since it is larger than the sum of its proper divisors (1151399).

1206716101 is a wasteful number, since it uses less digits than its factorization.

1206716101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1151398.

The product of its (nonzero) digits is 504, while the sum is 25.

The square root of 1206716101 is about 34737.8194623669. The cubic root of 1206716101 is about 1064.6373605712.

The spelling of 1206716101 in words is "one billion, two hundred six million, seven hundred sixteen thousand, one hundred one".