1052541439 has 2 divisors, whose sum is σ = 1052541440. Its totient is φ = 1052541438.

The previous prime is 1052541431. The next prime is 1052541467. The reversal of 1052541439 is 9341452501.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1052541439 - 2³ = 1052541431 is a prime.

It is a super-2 number, since 2×1052541439² = 2215686961624381442, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1052541431) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 526270719 + 526270720.

It is an arithmetic number, because the mean of its divisors is an integer number (526270720).

Almost surely, 2^1052541439 is an apocalyptic number.

1052541439 is a deficient number, since it is larger than the sum of its proper divisors (1).

1052541439 is an equidigital number, since it uses as much as digits as its factorization.

1052541439 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 21600, while the sum is 34.

The square root of 1052541439 is about 32442.8950465275. The cubic root of 1052541439 is about 1017.2157308054.

The spelling of 1052541439 in words is "one billion, fifty-two million, five hundred forty-one thousand, four hundred thirty-nine".