1040797343 has 4 divisors (see below), whose sum is σ = 1040922000. Its totient is φ = 1040672688.

The previous prime is 1040797339. The next prime is 1040797349. The reversal of 1040797343 is 3437970401.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 1040797343 - 2² = 1040797339 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1040797297 and 1040797306.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1040797349) by changing a digit.

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, 48830 + ... + 66827.

It is an arithmetic number, because the mean of its divisors is an integer number (260230500).

Almost surely, 2^1040797343 is an apocalyptic number.

1040797343 is a deficient number, since it is larger than the sum of its proper divisors (124657).

1040797343 is an equidigital number, since it uses as much as digits as its factorization.

1040797343 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 124656.

The product of its (nonzero) digits is 63504, while the sum is 38.

The square root of 1040797343 is about 32261.3909030593. The cubic root of 1040797343 is about 1013.4182593320.

The spelling of 1040797343 in words is "one billion, forty million, seven hundred ninety-seven thousand, three hundred forty-three".