61040103 has 16 divisors (see below), whose sum is σ = 87763200. Its totient is φ = 37609920.

The previous prime is 61040101. The next prime is 61040113. The reversal of 61040103 is 30104016.

It is not a de Polignac number, because 61040103 - 2¹ = 61040101 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (61040101) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 10723 + ... + 15396.

It is an arithmetic number, because the mean of its divisors is an integer number (5485200).

Almost surely, 2^61040103 is an apocalyptic number.

61040103 is a deficient number, since it is larger than the sum of its proper divisors (26723097).

61040103 is a wasteful number, since it uses less digits than its factorization.

61040103 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26182.

The product of its (nonzero) digits is 72, while the sum is 15.

The square root of 61040103 is about 7812.8165855855. The cubic root of 61040103 is about 393.7359646295.

Adding to 61040103 its reverse (30104016), we get a palindrome (91144119).

The spelling of 61040103 in words is "sixty-one million, forty thousand, one hundred three".