1601324435 has 24 divisors (see below), whose sum is σ = 2047434576. Its totient is φ = 1202065920.

The previous prime is 1601324419. The next prime is 1601324447. The reversal of 1601324435 is 5344231061.

It is not a de Polignac number, because 1601324435 - 2⁴ = 1601324419 is a prime.

It is a super-2 number, since 2×1601324435² = 5128479892256138450, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1601324398 and 1601324407.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 537500 + ... + 540470.

It is an arithmetic number, because the mean of its divisors is an integer number (85309774).

Almost surely, 2^1601324435 is an apocalyptic number.

1601324435 is a deficient number, since it is larger than the sum of its proper divisors (446110141).

1601324435 is a wasteful number, since it uses less digits than its factorization.

1601324435 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3383 (or 3366 counting only the distinct ones).

The product of its (nonzero) digits is 8640, while the sum is 29.

The square root of 1601324435 is about 40016.5520128859. The cubic root of 1601324435 is about 1169.9297288986.

Adding to 1601324435 its reverse (5344231061), we get a palindrome (6945555496).

The spelling of 1601324435 in words is "one billion, six hundred one million, three hundred twenty-four thousand, four hundred thirty-five".