11151511043 has 2 divisors, whose sum is σ = 11151511044. Its totient is φ = 11151511042.

The previous prime is 11151511037. The next prime is 11151511073. The reversal of 11151511043 is 34011515111.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 11151511043 - 2⁸ = 11151510787 is a prime.

It is not a weakly prime, because it can be changed into another prime (11151511013) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5575755521 + 5575755522.

It is an arithmetic number, because the mean of its divisors is an integer number (5575755522).

Almost surely, 2^11151511043 is an apocalyptic number.

11151511043 is a deficient number, since it is larger than the sum of its proper divisors (1).

11151511043 is an equidigital number, since it uses as much as digits as its factorization.

11151511043 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 300, while the sum is 23.

The spelling of 11151511043 in words is "eleven billion, one hundred fifty-one million, five hundred eleven thousand, forty-three".