1403042255 has 4 divisors (see below), whose sum is σ = 1683650712. Its totient is φ = 1122433800.

The previous prime is 1403042197. The next prime is 1403042269. The reversal of 1403042255 is 5522403041.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 5522403041 = 271 ⋅20377871.

It is not a de Polignac number, because 1403042255 - 2¹⁶ = 1402976719 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

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 in 3 ways as a sum of consecutive naturals, for example, 140304221 + ... + 140304230.

It is an arithmetic number, because the mean of its divisors is an integer number (420912678).

Almost surely, 2^1403042255 is an apocalyptic number.

1403042255 is a deficient number, since it is larger than the sum of its proper divisors (280608457).

1403042255 is an equidigital number, since it uses as much as digits as its factorization.

1403042255 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 280608456.

The product of its (nonzero) digits is 4800, while the sum is 26.

The square root of 1403042255 is about 37457.2056485798. The cubic root of 1403042255 is about 1119.4986741776.

Adding to 1403042255 its reverse (5522403041), we get a palindrome (6925445296).

The spelling of 1403042255 in words is "one billion, four hundred three million, forty-two thousand, two hundred fifty-five".