42454053 has 6 divisors (see below), whose sum is σ = 61322534. Its totient is φ = 28302696.

The previous prime is 42454033. The next prime is 42454073. The reversal of 42454053 is 35045424.

It is an interprime number because it is at equal distance from previous prime (42454033) and next prime (42454073).

It can be written as a sum of positive squares in only one way, i.e., 32455809 + 9998244 = 5697^2 + 3162^2 .

It is not a de Polignac number, because 42454053 - 2¹³ = 42445861 is a prime.

It is a super-2 number, since 2×42454053² = 3604693232253618, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42454033) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 2358550 + ... + 2358567.

Almost surely, 2^42454053 is an apocalyptic number.

It is an amenable number.

42454053 is a deficient number, since it is larger than the sum of its proper divisors (18868481).

42454053 is a wasteful number, since it uses less digits than its factorization.

42454053 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4717123 (or 4717120 counting only the distinct ones).

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

The square root of 42454053 is about 6515.6774782059. The cubic root of 42454053 is about 348.8507967790.

Adding to 42454053 its reverse (35045424), we get a palindrome (77499477).

The spelling of 42454053 in words is "forty-two million, four hundred fifty-four thousand, fifty-three".