1057240535 has 8 divisors (see below), whose sum is σ = 1366280160. Its totient is φ = 780731424.

The previous prime is 1057240507. The next prime is 1057240549. The reversal of 1057240535 is 5350427501.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1057240535 - 2⁸ = 1057240279 is a prime.

It is a super-2 number, since 2×1057240535² = 2235515097694172450, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8132555 + ... + 8132684.

It is an arithmetic number, because the mean of its divisors is an integer number (170785020).

Almost surely, 2^1057240535 is an apocalyptic number.

1057240535 is a deficient number, since it is larger than the sum of its proper divisors (309039625).

1057240535 is a wasteful number, since it uses less digits than its factorization.

1057240535 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16265257.

The product of its (nonzero) digits is 21000, while the sum is 32.

The square root of 1057240535 is about 32515.2354289493. The cubic root of 1057240535 is about 1018.7272781011.

The spelling of 1057240535 in words is "one billion, fifty-seven million, two hundred forty thousand, five hundred thirty-five".