1340169203 has 2 divisors, whose sum is σ = 1340169204. Its totient is φ = 1340169202.

The previous prime is 1340169191. The next prime is 1340169253. The reversal of 1340169203 is 3029610431.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1340169203 - 2²⁶ = 1273060339 is a prime.

It is not a weakly prime, because it can be changed into another prime (1340169253) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 670084601 + 670084602.

It is an arithmetic number, because the mean of its divisors is an integer number (670084602).

Almost surely, 2^1340169203 is an apocalyptic number.

1340169203 is a deficient number, since it is larger than the sum of its proper divisors (1).

1340169203 is an equidigital number, since it uses as much as digits as its factorization.

1340169203 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3888, while the sum is 29.

The square root of 1340169203 is about 36608.3214993531. The cubic root of 1340169203 is about 1102.5201729469.

Adding to 1340169203 its reverse (3029610431), we get a palindrome (4369779634).

The spelling of 1340169203 in words is "one billion, three hundred forty million, one hundred sixty-nine thousand, two hundred three".