1340670033 has 24 divisors (see below), whose sum is σ = 1996892352. Its totient is φ = 866325408.

The previous prime is 1340670011. The next prime is 1340670041. The reversal of 1340670033 is 3300760431.

It is a happy number.

It is not a de Polignac number, because 1340670033 - 2¹³ = 1340661841 is a prime.

It is a super-2 number, since 2×1340670033² = 3594792274768442178, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1340669979 and 1340670006.

It is not an unprimeable number, because it can be changed into a prime (1340670073) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 22660 + ... + 56522.

It is an arithmetic number, because the mean of its divisors is an integer number (83203848).

Almost surely, 2^1340670033 is an apocalyptic number.

It is an amenable number.

1340670033 is a deficient number, since it is larger than the sum of its proper divisors (656222319).

1340670033 is a wasteful number, since it uses less digits than its factorization.

1340670033 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 34005 (or 34002 counting only the distinct ones).

The product of its (nonzero) digits is 4536, while the sum is 27.

The square root of 1340670033 is about 36615.1612450362. The cubic root of 1340670033 is about 1102.6574955097.

The spelling of 1340670033 in words is "one billion, three hundred forty million, six hundred seventy thousand, thirty-three".