1343485441 has 4 divisors (see below), whose sum is σ = 1351530432. Its totient is φ = 1335440452.

The previous prime is 1343485433. The next prime is 1343485463. The reversal of 1343485441 is 1445843431.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 1445843431 = 397 ⋅3641923.

It is a cyclic number.

It is not a de Polignac number, because 1343485441 - 2³ = 1343485433 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 1343485441.

It is not an unprimeable number, because it can be changed into a prime (1343485841) 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, 4022245 + ... + 4022578.

It is an arithmetic number, because the mean of its divisors is an integer number (337882608).

Almost surely, 2^1343485441 is an apocalyptic number.

It is an amenable number.

1343485441 is a deficient number, since it is larger than the sum of its proper divisors (8044991).

1343485441 is an equidigital number, since it uses as much as digits as its factorization.

1343485441 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8044990.

The product of its digits is 92160, while the sum is 37.

The square root of 1343485441 is about 36653.5870140973. The cubic root of 1343485441 is about 1103.4288163386.

The spelling of 1343485441 in words is "one billion, three hundred forty-three million, four hundred eighty-five thousand, four hundred forty-one".