120660610537 has 2 divisors, whose sum is σ = 120660610538. Its totient is φ = 120660610536.

The previous prime is 120660610519. The next prime is 120660610589. The reversal of 120660610537 is 735016066021.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 70087797081 + 50572813456 = 264741^2 + 224884^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-120660610537 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 120660610496 and 120660610505.

It is not a weakly prime, because it can be changed into another prime (120660617537) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 60330305268 + 60330305269.

It is an arithmetic number, because the mean of its divisors is an integer number (60330305269).

Almost surely, 2^120660610537 is an apocalyptic number.

It is an amenable number.

120660610537 is a deficient number, since it is larger than the sum of its proper divisors (1).

120660610537 is an equidigital number, since it uses as much as digits as its factorization.

120660610537 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 45360, while the sum is 37.

Adding to 120660610537 its reverse (735016066021), we get a palindrome (855676676558).

The spelling of 120660610537 in words is "one hundred twenty billion, six hundred sixty million, six hundred ten thousand, five hundred thirty-seven".