1435144401 has 6 divisors (see below), whose sum is σ = 2072986370. Its totient is φ = 956762928.

The previous prime is 1435144397. The next prime is 1435144427. The reversal of 1435144401 is 1044415341.

1435144401 is a `hidden beast` number, since 143 + 514 + 4 + 4 + 0 + 1 = 666.

It can be written as a sum of positive squares in only one way, i.e., 872316225 + 562828176 = 29535^2 + 23724^2 .

It is not a de Polignac number, because 1435144401 - 2² = 1435144397 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1435144901) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 79730236 + ... + 79730253.

Almost surely, 2^1435144401 is an apocalyptic number.

It is an amenable number.

1435144401 is a deficient number, since it is larger than the sum of its proper divisors (637841969).

1435144401 is a wasteful number, since it uses less digits than its factorization.

1435144401 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 159460495 (or 159460492 counting only the distinct ones).

The product of its (nonzero) digits is 3840, while the sum is 27.

The square root of 1435144401 is about 37883.2997638801. The cubic root of 1435144401 is about 1127.9725571451.

Adding to 1435144401 its reverse (1044415341), we get a palindrome (2479559742).

The spelling of 1435144401 in words is "one billion, four hundred thirty-five million, one hundred forty-four thousand, four hundred one".