103601216461 has 4 divisors (see below), whose sum is σ = 103613175900. Its totient is φ = 103589257024.

The previous prime is 103601216423. The next prime is 103601216479. The reversal of 103601216461 is 164612106301.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 164612106301 = 1451 ⋅113447351.

It can be written as a sum of positive squares in 2 ways, for example, as 15195492900 + 88405723561 = 123270^2 + 297331^2 .

It is a cyclic number.

It is not a de Polignac number, because 103601216461 - 2³⁵ = 69241478093 is a prime.

It is a super-3 number, since 3×103601216461³ (a number of 34 digits) contains 333 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (103601216861) 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, 5966716 + ... + 5984053.

It is an arithmetic number, because the mean of its divisors is an integer number (25903293975).

Almost surely, 2^103601216461 is an apocalyptic number.

It is an amenable number.

103601216461 is a deficient number, since it is larger than the sum of its proper divisors (11959439).

103601216461 is an equidigital number, since it uses as much as digits as its factorization.

103601216461 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11959438.

The product of its (nonzero) digits is 5184, while the sum is 31.

The spelling of 103601216461 in words is "one hundred three billion, six hundred one million, two hundred sixteen thousand, four hundred sixty-one".