11742696949 has 2 divisors, whose sum is σ = 11742696950. Its totient is φ = 11742696948.

The previous prime is 11742696947. The next prime is 11742696997. The reversal of 11742696949 is 94969624711.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 11239816324 + 502880625 = 106018^2 + 22425^2 .

It is a cyclic number.

It is not a de Polignac number, because 11742696949 - 2¹ = 11742696947 is a prime.

Together with 11742696947, it forms a pair of twin primes.

It is a junction number, because it is equal to n+sod(n) for n = 11742696893 and 11742696902.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11742696947) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5871348474 + 5871348475.

It is an arithmetic number, because the mean of its divisors is an integer number (5871348475).

Almost surely, 2^11742696949 is an apocalyptic number.

It is an amenable number.

11742696949 is a deficient number, since it is larger than the sum of its proper divisors (1).

11742696949 is an equidigital number, since it uses as much as digits as its factorization.

11742696949 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 5878656, while the sum is 58.

The spelling of 11742696949 in words is "eleven billion, seven hundred forty-two million, six hundred ninety-six thousand, nine hundred forty-nine".