125440500037 has 2 divisors, whose sum is σ = 125440500038. Its totient is φ = 125440500036.

The previous prime is 125440500013. The next prime is 125440500061. The reversal of 125440500037 is 730005044521.

It is a balanced prime because it is at equal distance from previous prime (125440500013) and next prime (125440500061).

It can be written as a sum of positive squares in only one way, i.e., 122555306241 + 2885193796 = 350079^2 + 53714^2 .

It is an emirp because it is prime and its reverse (730005044521) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 125440500037 - 2²³ = 125432111429 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 125440499981 and 125440500008.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (125440500137) 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 as a sum of consecutive naturals, namely, 62720250018 + 62720250019.

It is an arithmetic number, because the mean of its divisors is an integer number (62720250019).

Almost surely, 2^125440500037 is an apocalyptic number.

It is an amenable number.

125440500037 is a deficient number, since it is larger than the sum of its proper divisors (1).

125440500037 is an equidigital number, since it uses as much as digits as its factorization.

125440500037 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 16800, while the sum is 31.

Adding to 125440500037 its reverse (730005044521), we get a palindrome (855445544558).

The spelling of 125440500037 in words is "one hundred twenty-five billion, four hundred forty million, five hundred thousand, thirty-seven".