1403042 has 8 divisors (see below), whose sum is σ = 2112156. Its totient is φ = 698992.

The previous prime is 1403021. The next prime is 1403057. The reversal of 1403042 is 2403041.

It can be written as a sum of positive squares in 2 ways, for example, as 1394761 + 8281 = 1181^2 + 91^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 473 + ... + 1740.

2^1403042 is an apocalyptic number.

1403042 is a deficient number, since it is larger than the sum of its proper divisors (709114).

1403042 is a wasteful number, since it uses less digits than its factorization.

1403042 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2532.

The product of its (nonzero) digits is 96, while the sum is 14.

The square root of 1403042 is about 1184.5007387081. The cubic root of 1403042 is about 111.9498606355.

Adding to 1403042 its reverse (2403041), we get a palindrome (3806083).

Subtracting 1403042 from its reverse (2403041), we obtain a palindrome (999999).

The spelling of 1403042 in words is "one million, four hundred three thousand, forty-two".