1033385401 has 2 divisors, whose sum is σ = 1033385402. Its totient is φ = 1033385400.

The previous prime is 1033385399. The next prime is 1033385429. The reversal of 1033385401 is 1045833301.

It is an a-pointer prime, because the next prime (1033385429) can be obtained adding 1033385401 to its sum of digits (28).

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1028869776 + 4515625 = 32076^2 + 2125^2 .

It is a cyclic number.

It is not a de Polignac number, because 1033385401 - 2¹ = 1033385399 is a prime.

Together with 1033385399, it forms a pair of twin primes.

It is a self number, because there is not a number n which added to its sum of digits gives 1033385401.

It is not a weakly prime, because it can be changed into another prime (1033385701) 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, 516692700 + 516692701.

It is an arithmetic number, because the mean of its divisors is an integer number (516692701).

Almost surely, 2^1033385401 is an apocalyptic number.

It is an amenable number.

1033385401 is a deficient number, since it is larger than the sum of its proper divisors (1).

1033385401 is an equidigital number, since it uses as much as digits as its factorization.

1033385401 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 4320, while the sum is 28.

The square root of 1033385401 is about 32146.3124012693. The cubic root of 1033385401 is about 1011.0068712859.

The spelling of 1033385401 in words is "one billion, thirty-three million, three hundred eighty-five thousand, four hundred one".