1052243531 has 2 divisors, whose sum is σ = 1052243532. Its totient is φ = 1052243530.

The previous prime is 1052243477. The next prime is 1052243551. The reversal of 1052243531 is 1353422501.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1052243531 - 2²² = 1048049227 is a prime.

It is a super-2 number, since 2×1052243531² = 2214432897062695922, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 1052243531.

It is not a weakly prime, because it can be changed into another prime (1052243551) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 526121765 + 526121766.

It is an arithmetic number, because the mean of its divisors is an integer number (526121766).

Almost surely, 2^1052243531 is an apocalyptic number.

1052243531 is a deficient number, since it is larger than the sum of its proper divisors (1).

1052243531 is an equidigital number, since it uses as much as digits as its factorization.

1052243531 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3600, while the sum is 26.

The square root of 1052243531 is about 32438.3034544040. The cubic root of 1052243531 is about 1017.1197519086.

The spelling of 1052243531 in words is "one billion, fifty-two million, two hundred forty-three thousand, five hundred thirty-one".