1074343857 has 8 divisors (see below), whose sum is σ = 1433107776. Its totient is φ = 715904592.

The previous prime is 1074343819. The next prime is 1074343871. The reversal of 1074343857 is 7583434701.

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

It is not a de Polignac number, because 1074343857 - 2¹⁰ = 1074342833 is a prime.

It is a super-3 number, since 3×1074343857³ (a number of 28 digits) contains 333 as substring.

It is not an unprimeable number, because it can be changed into a prime (1074343757) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 73333 + ... + 86754.

It is an arithmetic number, because the mean of its divisors is an integer number (179138472).

Almost surely, 2^1074343857 is an apocalyptic number.

It is an amenable number.

1074343857 is a deficient number, since it is larger than the sum of its proper divisors (358763919).

1074343857 is a wasteful number, since it uses less digits than its factorization.

1074343857 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 162327.

The product of its (nonzero) digits is 282240, while the sum is 42.

The square root of 1074343857 is about 32777.1850072577. The cubic root of 1074343857 is about 1024.1913453794.

The spelling of 1074343857 in words is "one billion, seventy-four million, three hundred forty-three thousand, eight hundred fifty-seven".