61013356603 has 8 divisors (see below), whose sum is σ = 61069788000. Its totient is φ = 60956953728.

The previous prime is 61013356597. The next prime is 61013356627. The reversal of 61013356603 is 30665331016.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 61013356603 - 2¹³ = 61013348411 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (61013356673) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7239450 + ... + 7247872.

It is an arithmetic number, because the mean of its divisors is an integer number (7633723500).

Almost surely, 2^61013356603 is an apocalyptic number.

61013356603 is a deficient number, since it is larger than the sum of its proper divisors (56431397).

61013356603 is a wasteful number, since it uses less digits than its factorization.

61013356603 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14261.

The product of its (nonzero) digits is 29160, while the sum is 34.

Adding to 61013356603 its reverse (30665331016), we get a palindrome (91678687619).

The spelling of 61013356603 in words is "sixty-one billion, thirteen million, three hundred fifty-six thousand, six hundred three".