404053045 has 16 divisors (see below), whose sum is σ = 529411968. Its totient is φ = 293595840.

The previous prime is 404053043. The next prime is 404053049. The reversal of 404053045 is 540350404.

It is not a de Polignac number, because 404053045 - 2¹ = 404053043 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 (404053043) 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 15 ways as a sum of consecutive naturals, for example, 77047 + ... + 82123.

It is an arithmetic number, because the mean of its divisors is an integer number (33088248).

Almost surely, 2^404053045 is an apocalyptic number.

It is an amenable number.

404053045 is a deficient number, since it is larger than the sum of its proper divisors (125358923).

404053045 is a wasteful number, since it uses less digits than its factorization.

404053045 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6540.

The product of its (nonzero) digits is 4800, while the sum is 25.

The square root of 404053045 is about 20101.0707426246. The cubic root of 404053045 is about 739.2865323247.

The spelling of 404053045 in words is "four hundred four million, fifty-three thousand, forty-five".