1602857431603 has 4 divisors (see below), whose sum is σ = 1615092984648. Its totient is φ = 1590621878560.

The previous prime is 1602857431561. The next prime is 1602857431613. The reversal of 1602857431603 is 3061347582061.

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

It is a cyclic number.

It is not a de Polignac number, because 1602857431603 - 2¹⁷ = 1602857300531 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1602857431613) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6117776326 + ... + 6117776587.

It is an arithmetic number, because the mean of its divisors is an integer number (403773246162).

Almost surely, 2^{1602857431603} is an apocalyptic number.

1602857431603 is a deficient number, since it is larger than the sum of its proper divisors (12235553045).

1602857431603 is a wasteful number, since it uses less digits than its factorization.

1602857431603 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12235553044.

The product of its (nonzero) digits is 725760, while the sum is 46.

The spelling of 1602857431603 in words is "one trillion, six hundred two billion, eight hundred fifty-seven million, four hundred thirty-one thousand, six hundred three".