3453021423 has 24 divisors (see below), whose sum is σ = 5061999488. Its totient is φ = 2267937792.

The previous prime is 3453021421. The next prime is 3453021437. The reversal of 3453021423 is 3241203543.

3453021423 is a `hidden beast` number, since 345 + 302 + 14 + 2 + 3 = 666.

It is not a de Polignac number, because 3453021423 - 2¹ = 3453021421 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 (3453021421) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 185811 + ... + 203547.

Almost surely, 2^3453021423 is an apocalyptic number.

3453021423 is a deficient number, since it is larger than the sum of its proper divisors (1608978065).

3453021423 is a wasteful number, since it uses less digits than its factorization.

3453021423 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18063 (or 18060 counting only the distinct ones).

The product of its (nonzero) digits is 8640, while the sum is 27.

The square root of 3453021423 is about 58762.4150541824. The cubic root of 3453021423 is about 1511.4707864369.

Adding to 3453021423 its reverse (3241203543), we get a palindrome (6694224966).

The spelling of 3453021423 in words is "three billion, four hundred fifty-three million, twenty-one thousand, four hundred twenty-three".