1052003240 has 32 divisors (see below), whose sum is σ = 2430983880. Its totient is φ = 409427712.

The previous prime is 1052003207. The next prime is 1052003273. The reversal of 1052003240 is 423002501.

It is an interprime number because it is at equal distance from previous prime (1052003207) and next prime (1052003273).

It can be written as a sum of positive squares in 4 ways, for example, as 1040320516 + 11682724 = 32254^2 + 3418^2 .

It is a super-2 number, since 2×1052003240² = 2213421633940995200, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 353927 + ... + 356886.

Almost surely, 2^1052003240 is an apocalyptic number.

1052003240 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1052003240 is an abundant number, since it is smaller than the sum of its proper divisors (1378980640).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1052003240 is a wasteful number, since it uses less digits than its factorization.

1052003240 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 710861 (or 710857 counting only the distinct ones).

The product of its (nonzero) digits is 240, while the sum is 17.

The square root of 1052003240 is about 32434.5994271549. The cubic root of 1052003240 is about 1017.0423226438.

Adding to 1052003240 its reverse (423002501), we get a palindrome (1475005741).

The spelling of 1052003240 in words is "one billion, fifty-two million, three thousand, two hundred forty".