1343441903 has 2 divisors, whose sum is σ = 1343441904. Its totient is φ = 1343441902.

The previous prime is 1343441863. The next prime is 1343441921. The reversal of 1343441903 is 3091443431.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1343441903 - 2⁶ = 1343441839 is a prime.

It is a super-2 number, since 2×1343441903² = 3609672293472522818, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 1343441903.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1343441923) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 671720951 + 671720952.

It is an arithmetic number, because the mean of its divisors is an integer number (671720952).

Almost surely, 2^1343441903 is an apocalyptic number.

1343441903 is a deficient number, since it is larger than the sum of its proper divisors (1).

1343441903 is an equidigital number, since it uses as much as digits as its factorization.

1343441903 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 15552, while the sum is 32.

The square root of 1343441903 is about 36652.9930974266. The cubic root of 1343441903 is about 1103.4168966951.

The spelling of 1343441903 in words is "one billion, three hundred forty-three million, four hundred forty-one thousand, nine hundred three".