1402412403 has 8 divisors (see below), whose sum is σ = 2137009408. Its totient is φ = 801378504.

The previous prime is 1402412381. The next prime is 1402412411. The reversal of 1402412403 is 3042142041.

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

It is not a de Polignac number, because 1402412403 - 2¹² = 1402408307 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (21), and also a Moran number because the ratio is a prime number: 66781543 = 1402412403 / (1 + 4 + 0 + 2 + 4 + 1 + 2 + 4 + 0 + 3).

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 1402412403.

It is not an unprimeable number, because it can be changed into a prime (1402412003) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 33390751 + ... + 33390792.

It is an arithmetic number, because the mean of its divisors is an integer number (267126176).

Almost surely, 2^1402412403 is an apocalyptic number.

1402412403 is a deficient number, since it is larger than the sum of its proper divisors (734597005).

1402412403 is an equidigital number, since it uses as much as digits as its factorization.

1402412403 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 66781553.

The product of its (nonzero) digits is 768, while the sum is 21.

The square root of 1402412403 is about 37448.7970834845. The cubic root of 1402412403 is about 1119.3311277819.

Adding to 1402412403 its reverse (3042142041), we get a palindrome (4444554444).

The spelling of 1402412403 in words is "one billion, four hundred two million, four hundred twelve thousand, four hundred three".