1604231501403 has 16 divisors (see below), whose sum is σ = 2141074573056. Its totient is φ = 1068438297120.

The previous prime is 1604231501363. The next prime is 1604231501413. The reversal of 1604231501403 is 3041051324061.

It is not a de Polignac number, because 1604231501403 - 2³³ = 1595641566811 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1604231501413) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 30666876 + ... + 30719142.

It is an arithmetic number, because the mean of its divisors is an integer number (133817160816).

Almost surely, 2^{1604231501403} is an apocalyptic number.

1604231501403 is a deficient number, since it is larger than the sum of its proper divisors (536843071653).

1604231501403 is a wasteful number, since it uses less digits than its factorization.

1604231501403 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 62114.

The product of its (nonzero) digits is 8640, while the sum is 30.

Adding to 1604231501403 its reverse (3041051324061), we get a palindrome (4645282825464).

The spelling of 1604231501403 in words is "one trillion, six hundred four billion, two hundred thirty-one million, five hundred one thousand, four hundred three".