1074991343 has 8 divisors (see below), whose sum is σ = 1119528000. Its totient is φ = 1030952608.

The previous prime is 1074991339. The next prime is 1074991363. The reversal of 1074991343 is 3431994701.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 1074991343 - 2² = 1074991339 is a prime.

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 1074991343.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1074991363) 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, 120071 + ... + 128712.

It is an arithmetic number, because the mean of its divisors is an integer number (139941000).

Almost surely, 2^1074991343 is an apocalyptic number.

1074991343 is a deficient number, since it is larger than the sum of its proper divisors (44536657).

1074991343 is a wasteful number, since it uses less digits than its factorization.

1074991343 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 248961.

The product of its (nonzero) digits is 81648, while the sum is 41.

The square root of 1074991343 is about 32787.0606032319. The cubic root of 1074991343 is about 1024.3970574133.

The spelling of 1074991343 in words is "one billion, seventy-four million, nine hundred ninety-one thousand, three hundred forty-three".