11695580243 has 2 divisors, whose sum is σ = 11695580244. Its totient is φ = 11695580242.

The previous prime is 11695580213. The next prime is 11695580249. The reversal of 11695580243 is 34208559611.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 11695580243 - 2¹² = 11695576147 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 11695580194 and 11695580203.

It is not a weakly prime, because it can be changed into another prime (11695580249) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5847790121 + 5847790122.

It is an arithmetic number, because the mean of its divisors is an integer number (5847790122).

Almost surely, 2^11695580243 is an apocalyptic number.

11695580243 is a deficient number, since it is larger than the sum of its proper divisors (1).

11695580243 is an equidigital number, since it uses as much as digits as its factorization.

11695580243 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 259200, while the sum is 44.

The spelling of 11695580243 in words is "eleven billion, six hundred ninety-five million, five hundred eighty thousand, two hundred forty-three".