11344190551 has 2 divisors, whose sum is σ = 11344190552. Its totient is φ = 11344190550.

The previous prime is 11344190531. The next prime is 11344190569. The reversal of 11344190551 is 15509144311.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 11344190551 - 2¹¹ = 11344188503 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11344190531) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5672095275 + 5672095276.

It is an arithmetic number, because the mean of its divisors is an integer number (5672095276).

Almost surely, 2^11344190551 is an apocalyptic number.

11344190551 is a deficient number, since it is larger than the sum of its proper divisors (1).

11344190551 is an equidigital number, since it uses as much as digits as its factorization.

11344190551 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 10800, while the sum is 34.

The spelling of 11344190551 in words is "eleven billion, three hundred forty-four million, one hundred ninety thousand, five hundred fifty-one".