53763443 has 4 divisors (see below), whose sum is σ = 56101008. Its totient is φ = 51425880.

The previous prime is 53763427. The next prime is 53763461. The reversal of 53763443 is 34436735.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 34436735 = 5 ⋅6887347.

It is a cyclic number.

It is not a de Polignac number, because 53763443 - 2⁴ = 53763427 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (53763403) 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, 1168748 + ... + 1168793.

It is an arithmetic number, because the mean of its divisors is an integer number (14025252).

Almost surely, 2^53763443 is an apocalyptic number.

53763443 is a deficient number, since it is larger than the sum of its proper divisors (2337565).

53763443 is a wasteful number, since it uses less digits than its factorization.

53763443 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2337564.

The product of its digits is 90720, while the sum is 35.

The square root of 53763443 is about 7332.3558969815. The cubic root of 53763443 is about 377.4235753071.

The spelling of 53763443 in words is "fifty-three million, seven hundred sixty-three thousand, four hundred forty-three".