1035138553 has 2 divisors, whose sum is σ = 1035138554. Its totient is φ = 1035138552.

The previous prime is 1035138541. The next prime is 1035138623. The reversal of 1035138553 is 3558315301.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 929213289 + 105925264 = 30483^2 + 10292^2 .

It is a cyclic number.

It is not a de Polignac number, because 1035138553 - 2¹³ = 1035130361 is a prime.

It is not a weakly prime, because it can be changed into another prime (1035138053) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 517569276 + 517569277.

It is an arithmetic number, because the mean of its divisors is an integer number (517569277).

Almost surely, 2^1035138553 is an apocalyptic number.

It is an amenable number.

1035138553 is a deficient number, since it is larger than the sum of its proper divisors (1).

1035138553 is an equidigital number, since it uses as much as digits as its factorization.

1035138553 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 27000, while the sum is 34.

The square root of 1035138553 is about 32173.5691678744. The cubic root of 1035138553 is about 1011.5782771179.

The spelling of 1035138553 in words is "one billion, thirty-five million, one hundred thirty-eight thousand, five hundred fifty-three".