406783053 has 20 divisors (see below), whose sum is σ = 621800608. Its totient is φ = 264879720.

The previous prime is 406783051. The next prime is 406783057. The reversal of 406783053 is 350387604.

It is a happy number.

It is not a de Polignac number, because 406783053 - 2¹ = 406783051 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 406782999 and 406783017.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (406783051) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 54913 + ... + 61878.

Almost surely, 2^406783053 is an apocalyptic number.

406783053 is a gapful number since it is divisible by the number (43) formed by its first and last digit.

It is an amenable number.

406783053 is a deficient number, since it is larger than the sum of its proper divisors (215017555).

406783053 is a wasteful number, since it uses less digits than its factorization.

406783053 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 116846 (or 116837 counting only the distinct ones).

The product of its (nonzero) digits is 60480, while the sum is 36.

The square root of 406783053 is about 20168.8634533530. The cubic root of 406783053 is about 740.9478073026.

The spelling of 406783053 in words is "four hundred six million, seven hundred eighty-three thousand, fifty-three".