1340422633 has 6 divisors (see below), whose sum is σ = 1473357242. Its totient is φ = 1218565920.

The previous prime is 1340422631. The next prime is 1340422669. The reversal of 1340422633 is 3362240431.

It can be written as a sum of positive squares in only one way, i.e., 1124126784 + 216295849 = 33528^2 + 14707^2 .

It is not a de Polignac number, because 1340422633 - 2¹ = 1340422631 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1340422631) by changing a digit.

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 in 5 ways as a sum of consecutive naturals, for example, 5538816 + ... + 5539057.

Almost surely, 2^1340422633 is an apocalyptic number.

It is an amenable number.

1340422633 is a deficient number, since it is larger than the sum of its proper divisors (132934609).

1340422633 is a wasteful number, since it uses less digits than its factorization.

1340422633 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11077895 (or 11077884 counting only the distinct ones).

The product of its (nonzero) digits is 10368, while the sum is 28.

The square root of 1340422633 is about 36611.7827072105. The cubic root of 1340422633 is about 1102.5896651861.

The spelling of 1340422633 in words is "one billion, three hundred forty million, four hundred twenty-two thousand, six hundred thirty-three".