1057411918 has 8 divisors (see below), whose sum is σ = 1586864448. Its totient is φ = 528457104.

The previous prime is 1057411903. The next prime is 1057411939. The reversal of 1057411918 is 8191147501.

It is a happy number.

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

It is a super-2 number, since 2×1057411918² = 2236239928656877448, 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 3 ways as a sum of consecutive naturals, for example, 119071 + ... + 127642.

It is an arithmetic number, because the mean of its divisors is an integer number (198358056).

Almost surely, 2^1057411918 is an apocalyptic number.

1057411918 is a deficient number, since it is larger than the sum of its proper divisors (529452530).

1057411918 is a wasteful number, since it uses less digits than its factorization.

1057411918 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 248858.

The product of its (nonzero) digits is 10080, while the sum is 37.

The square root of 1057411918 is about 32517.8707482516. The cubic root of 1057411918 is about 1018.7823217417.

The spelling of 1057411918 in words is "one billion, fifty-seven million, four hundred eleven thousand, nine hundred eighteen".