1335452401 has 4 divisors (see below), whose sum is σ = 1348674804. Its totient is φ = 1322230000.

The previous prime is 1335452399. The next prime is 1335452423. The reversal of 1335452401 is 1042545331.

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 656589376 + 678863025 = 25624^2 + 26055^2 .

It is a cyclic number.

It is not a de Polignac number, because 1335452401 - 2¹ = 1335452399 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 1335452401.

It is not an unprimeable number, because it can be changed into a prime (1335452491) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 6611050 + ... + 6611251.

It is an arithmetic number, because the mean of its divisors is an integer number (337168701).

Almost surely, 2^1335452401 is an apocalyptic number.

It is an amenable number.

1335452401 is a deficient number, since it is larger than the sum of its proper divisors (13222403).

1335452401 is a wasteful number, since it uses less digits than its factorization.

1335452401 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13222402.

The product of its (nonzero) digits is 7200, while the sum is 28.

The square root of 1335452401 is about 36543.8421762135. The cubic root of 1335452401 is about 1101.2251916113.

Adding to 1335452401 its reverse (1042545331), we get a palindrome (2377997732).

The spelling of 1335452401 in words is "one billion, three hundred thirty-five million, four hundred fifty-two thousand, four hundred one".