43745414053 has 4 divisors (see below), whose sum is σ = 47722269888. Its totient is φ = 39768558220.

The previous prime is 43745414017. The next prime is 43745414057. The reversal of 43745414053 is 35041454734.

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.

It is a cyclic number.

It is not a de Polignac number, because 43745414053 - 2¹⁷ = 43745282981 is a prime.

It is a super-2 number, since 2×43745414053² (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 43745413997 and 43745414015.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (43745414057) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1988427901 + ... + 1988427922.

It is an arithmetic number, because the mean of its divisors is an integer number (11930567472).

Almost surely, 2^43745414053 is an apocalyptic number.

It is an amenable number.

43745414053 is a deficient number, since it is larger than the sum of its proper divisors (3976855835).

43745414053 is a wasteful number, since it uses less digits than its factorization.

43745414053 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3976855834.

The product of its (nonzero) digits is 403200, while the sum is 40.

Adding to 43745414053 its reverse (35041454734), we get a palindrome (78786868787).

The spelling of 43745414053 in words is "forty-three billion, seven hundred forty-five million, four hundred fourteen thousand, fifty-three".