1396044803 has 2 divisors, whose sum is σ = 1396044804. Its totient is φ = 1396044802.

The previous prime is 1396044757. The next prime is 1396044809. The reversal of 1396044803 is 3084406931.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1396044803 is a prime.

It is not a weakly prime, because it can be changed into another prime (1396044809) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 698022401 + 698022402.

It is an arithmetic number, because the mean of its divisors is an integer number (698022402).

Almost surely, 2^1396044803 is an apocalyptic number.

1396044803 is a deficient number, since it is larger than the sum of its proper divisors (1).

1396044803 is an equidigital number, since it uses as much as digits as its factorization.

1396044803 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 62208, while the sum is 38.

The square root of 1396044803 is about 37363.6829421298. The cubic root of 1396044803 is about 1117.6344638817.

The spelling of 1396044803 in words is "one billion, three hundred ninety-six million, forty-four thousand, eight hundred three".