3535453021 has 4 divisors (see below), whose sum is σ = 3562441344. Its totient is φ = 3508464700.

The previous prime is 3535453003. The next prime is 3535453043. The reversal of 3535453021 is 1203545353.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 1203545353 = 71 ⋅16951343.

It is a cyclic number.

It is not a de Polignac number, because 3535453021 - 2⁵ = 3535452989 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3535453321) 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, 13493965 + ... + 13494226.

It is an arithmetic number, because the mean of its divisors is an integer number (890610336).

Almost surely, 2^3535453021 is an apocalyptic number.

It is an amenable number.

3535453021 is a deficient number, since it is larger than the sum of its proper divisors (26988323).

3535453021 is a wasteful number, since it uses less digits than its factorization.

3535453021 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26988322.

The product of its (nonzero) digits is 27000, while the sum is 31.

The square root of 3535453021 is about 59459.6755877460. The cubic root of 3535453021 is about 1523.4037614362.

Adding to 3535453021 its reverse (1203545353), we get a palindrome (4738998374).

The spelling of 3535453021 in words is "three billion, five hundred thirty-five million, four hundred fifty-three thousand, twenty-one".