1366834522951 has 2 divisors, whose sum is σ = 1366834522952. Its totient is φ = 1366834522950.

The previous prime is 1366834522943. The next prime is 1366834522967. The reversal of 1366834522951 is 1592254386631.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1366834522951 - 2³ = 1366834522943 is a prime.

It is a super-2 number, since 2×1366834522951² (a number of 25 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1366834522892 and 1366834522901.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1366834522901) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 683417261475 + 683417261476.

It is an arithmetic number, because the mean of its divisors is an integer number (683417261476).

Almost surely, 2^{1366834522951} is an apocalyptic number.

1366834522951 is a deficient number, since it is larger than the sum of its proper divisors (1).

1366834522951 is an equidigital number, since it uses as much as digits as its factorization.

1366834522951 is an evil number, because the sum of its binary digits is even.

The product of its digits is 9331200, while the sum is 55.

The spelling of 1366834522951 in words is "one trillion, three hundred sixty-six billion, eight hundred thirty-four million, five hundred twenty-two thousand, nine hundred fifty-one".