1400605103 has 2 divisors, whose sum is σ = 1400605104. Its totient is φ = 1400605102.

The previous prime is 1400605099. The next prime is 1400605111. The reversal of 1400605103 is 3015060041.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1400605103 - 2² = 1400605099 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1400605153) 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 as a sum of consecutive naturals, namely, 700302551 + 700302552.

It is an arithmetic number, because the mean of its divisors is an integer number (700302552).

Almost surely, 2^1400605103 is an apocalyptic number.

1400605103 is a deficient number, since it is larger than the sum of its proper divisors (1).

1400605103 is an equidigital number, since it uses as much as digits as its factorization.

1400605103 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 360, while the sum is 20.

The square root of 1400605103 is about 37424.6590231628. The cubic root of 1400605103 is about 1118.8500907797.

Adding to 1400605103 its reverse (3015060041), we get a palindrome (4415665144).

The spelling of 1400605103 in words is "one billion, four hundred million, six hundred five thousand, one hundred three".