61015344101 has 2 divisors, whose sum is σ = 61015344102. Its totient is φ = 61015344100.

The previous prime is 61015344067. The next prime is 61015344139. The reversal of 61015344101 is 10144351016.

61015344101 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 55884487201 + 5130856900 = 236399^2 + 71630^2 .

It is a cyclic number.

It is not a de Polignac number, because 61015344101 - 2⁶ = 61015344037 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (61015343101) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 30507672050 + 30507672051.

It is an arithmetic number, because the mean of its divisors is an integer number (30507672051).

Almost surely, 2^61015344101 is an apocalyptic number.

It is an amenable number.

61015344101 is a deficient number, since it is larger than the sum of its proper divisors (1).

61015344101 is an equidigital number, since it uses as much as digits as its factorization.

61015344101 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1440, while the sum is 26.

Adding to 61015344101 its reverse (10144351016), we get a palindrome (71159695117).

The spelling of 61015344101 in words is "sixty-one billion, fifteen million, three hundred forty-four thousand, one hundred one".