1402403404145 has 4 divisors (see below), whose sum is σ = 1682884084980. Its totient is φ = 1121922723312.

The previous prime is 1402403404133. The next prime is 1402403404183. The reversal of 1402403404145 is 5414043042041.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 655698301504 + 746705102641 = 809752^2 + 864121^2 .

It is a cyclic number.

It is not a de Polignac number, because 1402403404145 - 2¹⁸ = 1402403142001 is a prime.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 140240340410 + ... + 140240340419.

It is an arithmetic number, because the mean of its divisors is an integer number (420721021245).

Almost surely, 2^{1402403404145} is an apocalyptic number.

It is an amenable number.

1402403404145 is a deficient number, since it is larger than the sum of its proper divisors (280480680835).

1402403404145 is an equidigital number, since it uses as much as digits as its factorization.

1402403404145 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 280480680834.

The product of its (nonzero) digits is 30720, while the sum is 32.

Adding to 1402403404145 its reverse (5414043042041), we get a palindrome (6816446446186).

The spelling of 1402403404145 in words is "one trillion, four hundred two billion, four hundred three million, four hundred four thousand, one hundred forty-five".