1405045533 has 8 divisors (see below), whose sum is σ = 1876821088. Its totient is φ = 934983504.

The previous prime is 1405045507. The next prime is 1405045549. The reversal of 1405045533 is 3355405041.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 1405045533 - 2⁹ = 1405045021 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 1405045533.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1405045133) 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 7 ways as a sum of consecutive naturals, for example, 426466 + ... + 429747.

It is an arithmetic number, because the mean of its divisors is an integer number (234602636).

Almost surely, 2^1405045533 is an apocalyptic number.

It is an amenable number.

1405045533 is a deficient number, since it is larger than the sum of its proper divisors (471775555).

1405045533 is an equidigital number, since it uses as much as digits as its factorization.

1405045533 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 856763.

The product of its (nonzero) digits is 18000, while the sum is 30.

The square root of 1405045533 is about 37483.9369997336. The cubic root of 1405045533 is about 1120.0312313251.

The spelling of 1405045533 in words is "one billion, four hundred five million, forty-five thousand, five hundred thirty-three".