1057200005 has 8 divisors (see below), whose sum is σ = 1268814624. Its totient is φ = 845643600.

The previous prime is 1057199989. The next prime is 1057200043. The reversal of 1057200005 is 5000027501.

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

It is not a de Polignac number, because 1057200005 - 2⁴ = 1057199989 is a prime.

It is a super-2 number, since 2×1057200005² = 2235343701144000050, which contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 1057200005.

It is a congruent number.

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, 62510 + ... + 77600.

It is an arithmetic number, because the mean of its divisors is an integer number (158601828).

Almost surely, 2^1057200005 is an apocalyptic number.

It is an amenable number.

1057200005 is a deficient number, since it is larger than the sum of its proper divisors (211614619).

1057200005 is a wasteful number, since it uses less digits than its factorization.

1057200005 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 29107.

The product of its (nonzero) digits is 350, while the sum is 20.

The square root of 1057200005 is about 32514.6121766814. The cubic root of 1057200005 is about 1018.7142600783.

Adding to 1057200005 its reverse (5000027501), we get a palindrome (6057227506).

The spelling of 1057200005 in words is "one billion, fifty-seven million, two hundred thousand, five".