37713387541 has 2 divisors, whose sum is σ = 37713387542. Its totient is φ = 37713387540.

The previous prime is 37713387539. The next prime is 37713387557. The reversal of 37713387541 is 14578331773.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 35959536900 + 1753850641 = 189630^2 + 41879^2 .

It is an emirp because it is prime and its reverse (14578331773) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 37713387541 - 2¹ = 37713387539 is a prime.

Together with 37713387539, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (37713387511) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 18856693770 + 18856693771.

It is an arithmetic number, because the mean of its divisors is an integer number (18856693771).

Almost surely, 2^37713387541 is an apocalyptic number.

It is an amenable number.

37713387541 is a deficient number, since it is larger than the sum of its proper divisors (1).

37713387541 is an equidigital number, since it uses as much as digits as its factorization.

37713387541 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1481760, while the sum is 49.

The spelling of 37713387541 in words is "thirty-seven billion, seven hundred thirteen million, three hundred eighty-seven thousand, five hundred forty-one".