1057657106 has 8 divisors (see below), whose sum is σ = 1730711664. Its totient is φ = 480753220.

The previous prime is 1057657103. The next prime is 1057657169. The reversal of 1057657106 is 6017567501.

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

It is a super-2 number, since 2×1057657106² = 2237277107744590472, 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 1057657106.

It is not an unprimeable number, because it can be changed into a prime (1057657103) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 24037640 + ... + 24037683.

It is an arithmetic number, because the mean of its divisors is an integer number (216338958).

Almost surely, 2^1057657106 is an apocalyptic number.

1057657106 is a deficient number, since it is larger than the sum of its proper divisors (673054558).

1057657106 is a wasteful number, since it uses less digits than its factorization.

1057657106 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 48075336.

The product of its (nonzero) digits is 44100, while the sum is 38.

The square root of 1057657106 is about 32521.6405797740. The cubic root of 1057657106 is about 1018.8610592362.

The spelling of 1057657106 in words is "one billion, fifty-seven million, six hundred fifty-seven thousand, one hundred six".