11013131047 has 2 divisors, whose sum is σ = 11013131048. Its totient is φ = 11013131046.

The previous prime is 11013131027. The next prime is 11013131053. The reversal of 11013131047 is 74013131011.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 11013131047 - 2¹¹ = 11013128999 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11013131027) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5506565523 + 5506565524.

It is an arithmetic number, because the mean of its divisors is an integer number (5506565524).

Almost surely, 2^11013131047 is an apocalyptic number.

11013131047 is a deficient number, since it is larger than the sum of its proper divisors (1).

11013131047 is an equidigital number, since it uses as much as digits as its factorization.

11013131047 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 252, while the sum is 22.

Adding to 11013131047 its reverse (74013131011), we get a palindrome (85026262058).

The spelling of 11013131047 in words is "eleven billion, thirteen million, one hundred thirty-one thousand, forty-seven".