1042651553 has 2 divisors, whose sum is σ = 1042651554. Its totient is φ = 1042651552.

The previous prime is 1042651541. The next prime is 1042651591. The reversal of 1042651553 is 3551562401.

1042651553 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 997801744 + 44849809 = 31588^2 + 6697^2 .

It is a cyclic number.

It is not a de Polignac number, because 1042651553 - 2¹⁰ = 1042650529 is a prime.

It is not a weakly prime, because it can be changed into another prime (1042651153) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 521325776 + 521325777.

It is an arithmetic number, because the mean of its divisors is an integer number (521325777).

Almost surely, 2^1042651553 is an apocalyptic number.

It is an amenable number.

1042651553 is a deficient number, since it is larger than the sum of its proper divisors (1).

1042651553 is an equidigital number, since it uses as much as digits as its factorization.

1042651553 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 18000, while the sum is 32.

The square root of 1042651553 is about 32290.1154070406. The cubic root of 1042651553 is about 1014.0197134327.

The spelling of 1042651553 in words is "one billion, forty-two million, six hundred fifty-one thousand, five hundred fifty-three".