122654611349 has 2 divisors, whose sum is σ = 122654611350. Its totient is φ = 122654611348.

The previous prime is 122654611319. The next prime is 122654611361. The reversal of 122654611349 is 943116456221.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 104705310724 + 17949300625 = 323582^2 + 133975^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-122654611349 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (122654611319) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 61327305674 + 61327305675.

It is an arithmetic number, because the mean of its divisors is an integer number (61327305675).

Almost surely, 2^122654611349 is an apocalyptic number.

It is an amenable number.

122654611349 is a deficient number, since it is larger than the sum of its proper divisors (1).

122654611349 is an equidigital number, since it uses as much as digits as its factorization.

122654611349 is an evil number, because the sum of its binary digits is even.

The product of its digits is 311040, while the sum is 44.

The spelling of 122654611349 in words is "one hundred twenty-two billion, six hundred fifty-four million, six hundred eleven thousand, three hundred forty-nine".