1096947974389 has 2 divisors, whose sum is σ = 1096947974390. Its totient is φ = 1096947974388.

The previous prime is 1096947974357. The next prime is 1096947974407. The reversal of 1096947974389 is 9834797496901.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 667516778289 + 429431196100 = 817017^2 + 655310^2 .

It is a cyclic number.

It is not a de Polignac number, because 1096947974389 - 2⁵ = 1096947974357 is a prime.

It is a super-2 number, since 2×1096947974389² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1096947974189) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 548473987194 + 548473987195.

It is an arithmetic number, because the mean of its divisors is an integer number (548473987195).

Almost surely, 2^{1096947974389} is an apocalyptic number.

It is an amenable number.

1096947974389 is a deficient number, since it is larger than the sum of its proper divisors (1).

1096947974389 is an equidigital number, since it uses as much as digits as its factorization.

1096947974389 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 740710656, while the sum is 76.

The spelling of 1096947974389 in words is "one trillion, ninety-six billion, nine hundred forty-seven million, nine hundred seventy-four thousand, three hundred eighty-nine".