1057643314 has 16 divisors (see below), whose sum is σ = 1952572608. Its totient is φ = 418408272.

The previous prime is 1057643309. The next prime is 1057643329. The reversal of 1057643314 is 4133467501.

It is a super-2 number, since 2×1057643314² = 2237218759297805192, 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 1057643314.

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, 2905432 + ... + 2905795.

It is an arithmetic number, because the mean of its divisors is an integer number (122035788).

Almost surely, 2^1057643314 is an apocalyptic number.

1057643314 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

1057643314 is a deficient number, since it is larger than the sum of its proper divisors (894929294).

1057643314 is a wasteful number, since it uses less digits than its factorization.

1057643314 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5811249.

The product of its (nonzero) digits is 30240, while the sum is 34.

The square root of 1057643314 is about 32521.4285356594. The cubic root of 1057643314 is about 1018.8566305190.

The spelling of 1057643314 in words is "one billion, fifty-seven million, six hundred forty-three thousand, three hundred fourteen".