1353684405 has 16 divisors (see below), whose sum is σ = 2224433664. Its totient is φ = 702452160.

The previous prime is 1353684361. The next prime is 1353684463. The reversal of 1353684405 is 5044863531.

It is not a de Polignac number, because 1353684405 - 2⁹ = 1353683893 is a prime.

It is a super-2 number, since 2×1353684405² = 3664922936680408050, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1218981 + ... + 1220090.

It is an arithmetic number, because the mean of its divisors is an integer number (139027104).

Almost surely, 2^1353684405 is an apocalyptic number.

1353684405 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

1353684405 is a deficient number, since it is larger than the sum of its proper divisors (870749259).

1353684405 is a wasteful number, since it uses less digits than its factorization.

1353684405 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2439116.

The product of its (nonzero) digits is 172800, while the sum is 39.

The square root of 1353684405 is about 36792.4503804789. The cubic root of 1353684405 is about 1106.2139780795.

The spelling of 1353684405 in words is "one billion, three hundred fifty-three million, six hundred eighty-four thousand, four hundred five".