1400403313 has 2 divisors, whose sum is σ = 1400403314. Its totient is φ = 1400403312.

The previous prime is 1400403289. The next prime is 1400403349. The reversal of 1400403313 is 3133040041.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1098060769 + 302342544 = 33137^2 + 17388^2 .

It is a cyclic number.

It is not a de Polignac number, because 1400403313 - 2⁵ = 1400403281 is a prime.

It is a super-2 number, since 2×1400403313² = 3922258878122751938, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (1400403353) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 700201656 + 700201657.

It is an arithmetic number, because the mean of its divisors is an integer number (700201657).

Almost surely, 2^1400403313 is an apocalyptic number.

It is an amenable number.

1400403313 is a deficient number, since it is larger than the sum of its proper divisors (1).

1400403313 is an equidigital number, since it uses as much as digits as its factorization.

1400403313 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 432, while the sum is 19.

The square root of 1400403313 is about 37421.9629763058. The cubic root of 1400403313 is about 1118.7963560039.

Adding to 1400403313 its reverse (3133040041), we get a palindrome (4533443354).

The spelling of 1400403313 in words is "one billion, four hundred million, four hundred three thousand, three hundred thirteen".