1335054673 has 4 divisors (see below), whose sum is σ = 1335141220. Its totient is φ = 1334968128.

The previous prime is 1335054661. The next prime is 1335054689. The reversal of 1335054673 is 3764505331.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length, and also an emirpimes, since its reverse is a distinct semiprime: 3764505331 = 36929 ⋅101939.

It can be written as a sum of positive squares in 2 ways, for example, as 217356049 + 1117698624 = 14743^2 + 33432^2 .

It is a cyclic number.

It is not a de Polignac number, because 1335054673 - 2¹³ = 1335046481 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1335054073) 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, 13140 + ... + 53317.

It is an arithmetic number, because the mean of its divisors is an integer number (333785305).

Almost surely, 2^1335054673 is an apocalyptic number.

It is an amenable number.

1335054673 is a deficient number, since it is larger than the sum of its proper divisors (86547).

1335054673 is an equidigital number, since it uses as much as digits as its factorization.

1335054673 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 86546.

The product of its (nonzero) digits is 113400, while the sum is 37.

The square root of 1335054673 is about 36538.3999786526. The cubic root of 1335054673 is about 1101.1158574808.

The spelling of 1335054673 in words is "one billion, three hundred thirty-five million, fifty-four thousand, six hundred seventy-three".