976140517349 has 2 divisors, whose sum is σ = 976140517350. Its totient is φ = 976140517348.

The previous prime is 976140517321. The next prime is 976140517409. The reversal of 976140517349 is 943715041679.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 790288996324 + 185851521025 = 888982^2 + 431105^2 .

It is an emirp because it is prime and its reverse (943715041679) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 976140517349 - 2²⁴ = 976123740133 is a prime.

It is a super-2 number, since 2×976140517349² (a number of 25 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 976140517294 and 976140517303.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (976140517249) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 488070258674 + 488070258675.

It is an arithmetic number, because the mean of its divisors is an integer number (488070258675).

Almost surely, 2^976140517349 is an apocalyptic number.

It is an amenable number.

976140517349 is a deficient number, since it is larger than the sum of its proper divisors (1).

976140517349 is an equidigital number, since it uses as much as digits as its factorization.

976140517349 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 5715360, while the sum is 56.

The spelling of 976140517349 in words is "nine hundred seventy-six billion, one hundred forty million, five hundred seventeen thousand, three hundred forty-nine".