61000605103 has 4 divisors (see below), whose sum is σ = 61004452960. Its totient is φ = 60996757248.

The previous prime is 61000605101. The next prime is 61000605119. The reversal of 61000605103 is 30150600016.

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 61000605103 - 2¹ = 61000605101 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 (61000605101) 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, 1900050 + ... + 1931887.

It is an arithmetic number, because the mean of its divisors is an integer number (15251113240).

Almost surely, 2^61000605103 is an apocalyptic number.

61000605103 is a deficient number, since it is larger than the sum of its proper divisors (3847857).

61000605103 is a wasteful number, since it uses less digits than its factorization.

61000605103 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3847856.

The product of its (nonzero) digits is 540, while the sum is 22.

The spelling of 61000605103 in words is "sixty-one billion, six hundred five thousand, one hundred three".