1088894453 has 2 divisors, whose sum is σ = 1088894454. Its totient is φ = 1088894452.

The previous prime is 1088894431. The next prime is 1088894459. The reversal of 1088894453 is 3544988801.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 932569444 + 156325009 = 30538^2 + 12503^2 .

It is a cyclic number.

It is not a de Polignac number, because 1088894453 - 2²⁸ = 820458997 is a prime.

It is a super-2 number, since 2×1088894453² = 2371382259548338418, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1088894459) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 544447226 + 544447227.

It is an arithmetic number, because the mean of its divisors is an integer number (544447227).

Almost surely, 2^1088894453 is an apocalyptic number.

It is an amenable number.

1088894453 is a deficient number, since it is larger than the sum of its proper divisors (1).

1088894453 is an equidigital number, since it uses as much as digits as its factorization.

1088894453 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1105920, while the sum is 50.

The square root of 1088894453 is about 32998.4007642795. The cubic root of 1088894453 is about 1028.7944083917.

The spelling of 1088894453 in words is "one billion, eighty-eight million, eight hundred ninety-four thousand, four hundred fifty-three".