3457805243 has 4 divisors (see below), whose sum is σ = 3463502400. Its totient is φ = 3452108088.

The previous prime is 3457805237. The next prime is 3457805249. The reversal of 3457805243 is 3425087543.

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

It is an interprime number because it is at equal distance from previous prime (3457805237) and next prime (3457805249).

It is a cyclic number.

It is not a de Polignac number, because 3457805243 - 2⁶ = 3457805179 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 3457805243.

It is not an unprimeable number, because it can be changed into a prime (3457805249) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2847668 + ... + 2848881.

It is an arithmetic number, because the mean of its divisors is an integer number (865875600).

Almost surely, 2^3457805243 is an apocalyptic number.

3457805243 is a deficient number, since it is larger than the sum of its proper divisors (5697157).

3457805243 is an equidigital number, since it uses as much as digits as its factorization.

3457805243 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5697156.

The product of its (nonzero) digits is 403200, while the sum is 41.

The square root of 3457805243 is about 58803.1057258033. The cubic root of 3457805243 is about 1512.1684621595.

The spelling of 3457805243 in words is "three billion, four hundred fifty-seven million, eight hundred five thousand, two hundred forty-three".