1340551103 has 2 divisors, whose sum is σ = 1340551104. Its totient is φ = 1340551102.

The previous prime is 1340551081. The next prime is 1340551117. The reversal of 1340551103 is 3011550431.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1340551103 - 2¹⁶ = 1340485567 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1340551193) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 670275551 + 670275552.

It is an arithmetic number, because the mean of its divisors is an integer number (670275552).

Almost surely, 2^1340551103 is an apocalyptic number.

1340551103 is a deficient number, since it is larger than the sum of its proper divisors (1).

1340551103 is an equidigital number, since it uses as much as digits as its factorization.

1340551103 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 900, while the sum is 23.

The square root of 1340551103 is about 36613.5371549923. The cubic root of 1340551103 is about 1102.6248891933.

The spelling of 1340551103 in words is "one billion, three hundred forty million, five hundred fifty-one thousand, one hundred three".