1340433022 has 4 divisors (see below), whose sum is σ = 2010649536. Its totient is φ = 670216510.

The previous prime is 1340432969. The next prime is 1340433043. The reversal of 1340433022 is 2203340431.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 2203340431 = 487 ⋅4524313.

It is a junction number, because it is equal to n+sod(n) for n = 1340432984 and 1340433002.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 335108254 + ... + 335108257.

It is an arithmetic number, because the mean of its divisors is an integer number (502662384).

Almost surely, 2^1340433022 is an apocalyptic number.

1340433022 is a deficient number, since it is larger than the sum of its proper divisors (670216514).

1340433022 is an equidigital number, since it uses as much as digits as its factorization.

1340433022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 670216513.

The product of its (nonzero) digits is 1728, while the sum is 22.

The square root of 1340433022 is about 36611.9245874893. The cubic root of 1340433022 is about 1102.5925137341.

Adding to 1340433022 its reverse (2203340431), we get a palindrome (3543773453).

The spelling of 1340433022 in words is "one billion, three hundred forty million, four hundred thirty-three thousand, twenty-two".