11819408141 has 2 divisors, whose sum is σ = 11819408142. Its totient is φ = 11819408140.

The previous prime is 11819408137. The next prime is 11819408149. The reversal of 11819408141 is 14180491811.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 9035262916 + 2784145225 = 95054^2 + 52765^2 .

It is a cyclic number.

It is not a de Polignac number, because 11819408141 - 2² = 11819408137 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 11819408095 and 11819408104.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11819408149) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5909704070 + 5909704071.

It is an arithmetic number, because the mean of its divisors is an integer number (5909704071).

Almost surely, 2^11819408141 is an apocalyptic number.

It is an amenable number.

11819408141 is a deficient number, since it is larger than the sum of its proper divisors (1).

11819408141 is an equidigital number, since it uses as much as digits as its factorization.

11819408141 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 9216, while the sum is 38.

Adding to 11819408141 its reverse (14180491811), we get a palindrome (25999899952).

The spelling of 11819408141 in words is "eleven billion, eight hundred nineteen million, four hundred eight thousand, one hundred forty-one".