61616103 has 8 divisors (see below), whose sum is σ = 85726848. Its totient is φ = 39291384.

The previous prime is 61616101. The next prime is 61616123. The reversal of 61616103 is 30161616.

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

It is not a de Polignac number, because 61616103 - 2¹ = 61616101 is a prime.

It is an alternating number because its digits alternate between even and odd.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (61616101) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 446425 + ... + 446562.

It is an arithmetic number, because the mean of its divisors is an integer number (10715856).

Almost surely, 2^61616103 is an apocalyptic number.

61616103 is a deficient number, since it is larger than the sum of its proper divisors (24110745).

61616103 is a wasteful number, since it uses less digits than its factorization.

61616103 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 893013.

The product of its (nonzero) digits is 648, while the sum is 24.

The square root of 61616103 is about 7849.5925371958. The cubic root of 61616103 is about 394.9705751728.

Adding to 61616103 its reverse (30161616), we get a palindrome (91777719).

The spelling of 61616103 in words is "sixty-one million, six hundred sixteen thousand, one hundred three".