1128162851 has 2 divisors, whose sum is σ = 1128162852. Its totient is φ = 1128162850.

The previous prime is 1128162799. The next prime is 1128162859. The reversal of 1128162851 is 1582618211.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1128162851 - 2⁶ = 1128162787 is a prime.

It is a Sophie Germain prime.

It is not a weakly prime, because it can be changed into another prime (1128162859) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 564081425 + 564081426.

It is an arithmetic number, because the mean of its divisors is an integer number (564081426).

Almost surely, 2^1128162851 is an apocalyptic number.

1128162851 is a deficient number, since it is larger than the sum of its proper divisors (1).

1128162851 is an equidigital number, since it uses as much as digits as its factorization.

1128162851 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 7680, while the sum is 35.

The square root of 1128162851 is about 33588.1355689773. The cubic root of 1128162851 is about 1041.0156655060.

The spelling of 1128162851 in words is "one billion, one hundred twenty-eight million, one hundred sixty-two thousand, eight hundred fifty-one".