14378726137 has 2 divisors, whose sum is σ = 14378726138. Its totient is φ = 14378726136.

The previous prime is 14378726101. The next prime is 14378726279. The reversal of 14378726137 is 73162787341.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 13602323641 + 776402496 = 116629^2 + 27864^2 .

It is a cyclic number.

It is not a de Polignac number, because 14378726137 - 2¹⁵ = 14378693369 is a prime.

It is not a weakly prime, because it can be changed into another prime (14378726737) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7189363068 + 7189363069.

It is an arithmetic number, because the mean of its divisors is an integer number (7189363069).

Almost surely, 2^14378726137 is an apocalyptic number.

It is an amenable number.

14378726137 is a deficient number, since it is larger than the sum of its proper divisors (1).

14378726137 is an equidigital number, since it uses as much as digits as its factorization.

14378726137 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1185408, while the sum is 49.

The spelling of 14378726137 in words is "fourteen billion, three hundred seventy-eight million, seven hundred twenty-six thousand, one hundred thirty-seven".