103660455606251 has 4 divisors (see below), whose sum is σ = 103665034877712. Its totient is φ = 103655876334792.

The previous prime is 103660455606229. The next prime is 103660455606287. The reversal of 103660455606251 is 152606554066301.

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

It is a cyclic number.

It is not a de Polignac number, because 103660455606251 - 2²² = 103660451411947 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 103660455606251.

It is not an unprimeable number, because it can be changed into a prime (103660455602251) 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, 2289601775 + ... + 2289647048.

It is an arithmetic number, because the mean of its divisors is an integer number (25916258719428).

Almost surely, 2^{103660455606251} is an apocalyptic number.

103660455606251 is a deficient number, since it is larger than the sum of its proper divisors (4579271461).

103660455606251 is an equidigital number, since it uses as much as digits as its factorization.

103660455606251 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4579271460.

The product of its (nonzero) digits is 3888000, while the sum is 50.

The spelling of 103660455606251 in words is "one hundred three trillion, six hundred sixty billion, four hundred fifty-five million, six hundred six thousand, two hundred fifty-one".