11205104951 has 2 divisors, whose sum is σ = 11205104952. Its totient is φ = 11205104950.

The previous prime is 11205104929. The next prime is 11205105001. The reversal of 11205104951 is 15940150211.

It is a weak prime.

It is an emirp because it is prime and its reverse (15940150211) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 11205104951 - 2¹⁴ = 11205088567 is a prime.

It is a Sophie Germain prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11205106951) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5602552475 + 5602552476.

It is an arithmetic number, because the mean of its divisors is an integer number (5602552476).

Almost surely, 2^11205104951 is an apocalyptic number.

11205104951 is a deficient number, since it is larger than the sum of its proper divisors (1).

11205104951 is an equidigital number, since it uses as much as digits as its factorization.

11205104951 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1800, while the sum is 29.

The spelling of 11205104951 in words is "eleven billion, two hundred five million, one hundred four thousand, nine hundred fifty-one".