42054453 has 12 divisors (see below), whose sum is σ = 69423328. Its totient is φ = 24031080.

The previous prime is 42054451. The next prime is 42054461. The reversal of 42054453 is 35445024.

42054453 is a `hidden beast` number, since 4 + 205 + 4 + 453 = 666.

It is not a de Polignac number, because 42054453 - 2¹ = 42054451 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 (42054451) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 333703 + ... + 333828.

Almost surely, 2^42054453 is an apocalyptic number.

It is an amenable number.

42054453 is a deficient number, since it is larger than the sum of its proper divisors (27368875).

42054453 is a wasteful number, since it uses less digits than its factorization.

42054453 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 667544 (or 667541 counting only the distinct ones).

The product of its (nonzero) digits is 9600, while the sum is 27.

The square root of 42054453 is about 6484.9404777531. The cubic root of 42054453 is about 347.7528218991.

Adding to 42054453 its reverse (35445024), we get a palindrome (77499477).

The spelling of 42054453 in words is "forty-two million, fifty-four thousand, four hundred fifty-three".