14597106619421 has 2 divisors, whose sum is σ = 14597106619422. Its totient is φ = 14597106619420.

The previous prime is 14597106619399. The next prime is 14597106619463. The reversal of 14597106619421 is 12491660179541.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 14588160108025 + 8946511396 = 3819445^2 + 94586^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-14597106619421 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (14597106619471) 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, 7298553309710 + 7298553309711.

It is an arithmetic number, because the mean of its divisors is an integer number (7298553309711).

Almost surely, 2^{14597106619421} is an apocalyptic number.

It is an amenable number.

14597106619421 is a deficient number, since it is larger than the sum of its proper divisors (1).

14597106619421 is an equidigital number, since it uses as much as digits as its factorization.

14597106619421 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3265920, while the sum is 56.

The spelling of 14597106619421 in words is "fourteen trillion, five hundred ninety-seven billion, one hundred six million, six hundred nineteen thousand, four hundred twenty-one".