1375222452277 has 2 divisors, whose sum is σ = 1375222452278. Its totient is φ = 1375222452276.

The previous prime is 1375222452157. The next prime is 1375222452283. The reversal of 1375222452277 is 7722542225731.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1370833522276 + 4388930001 = 1170826^2 + 66249^2 .

It is an emirp because it is prime and its reverse (7722542225731) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1375222452277 is a prime.

It is a super-3 number, since 3×1375222452277³ (a number of 37 digits) contains 333 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 1375222452277.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1375222452287) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 687611226138 + 687611226139.

It is an arithmetic number, because the mean of its divisors is an integer number (687611226139).

Almost surely, 2^{1375222452277} is an apocalyptic number.

It is an amenable number.

1375222452277 is a deficient number, since it is larger than the sum of its proper divisors (1).

1375222452277 is an equidigital number, since it uses as much as digits as its factorization.

1375222452277 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 3292800, while the sum is 49.

The spelling of 1375222452277 in words is "one trillion, three hundred seventy-five billion, two hundred twenty-two million, four hundred fifty-two thousand, two hundred seventy-seven".