1403342243 has 2 divisors, whose sum is σ = 1403342244. Its totient is φ = 1403342242.

The previous prime is 1403342233. The next prime is 1403342273. The reversal of 1403342243 is 3422433041.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1403342243 - 2¹² = 1403338147 is a prime.

It is not a weakly prime, because it can be changed into another prime (1403342233) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 701671121 + 701671122.

It is an arithmetic number, because the mean of its divisors is an integer number (701671122).

Almost surely, 2^1403342243 is an apocalyptic number.

1403342243 is a deficient number, since it is larger than the sum of its proper divisors (1).

1403342243 is an equidigital number, since it uses as much as digits as its factorization.

1403342243 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 6912, while the sum is 26.

The square root of 1403342243 is about 37461.2098443176. The cubic root of 1403342243 is about 1119.5784561026.

Adding to 1403342243 its reverse (3422433041), we get a palindrome (4825775284).

The spelling of 1403342243 in words is "one billion, four hundred three million, three hundred forty-two thousand, two hundred forty-three".