108474970661 has 2 divisors, whose sum is σ = 108474970662. Its totient is φ = 108474970660.

The previous prime is 108474970621. The next prime is 108474970687. The reversal of 108474970661 is 166079474801.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 95052589636 + 13422381025 = 308306^2 + 115855^2 .

It is a cyclic number.

It is not a de Polignac number, because 108474970661 - 2¹⁰ = 108474969637 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (108474970621) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 54237485330 + 54237485331.

It is an arithmetic number, because the mean of its divisors is an integer number (54237485331).

Almost surely, 2^108474970661 is an apocalyptic number.

It is an amenable number.

108474970661 is a deficient number, since it is larger than the sum of its proper divisors (1).

108474970661 is an equidigital number, since it uses as much as digits as its factorization.

108474970661 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2032128, while the sum is 53.

The spelling of 108474970661 in words is "one hundred eight billion, four hundred seventy-four million, nine hundred seventy thousand, six hundred sixty-one".