1353604834 has 4 divisors (see below), whose sum is σ = 2030407254. Its totient is φ = 676802416.

The previous prime is 1353604831. The next prime is 1353604853. The reversal of 1353604834 is 4384063531.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 4384063531 = 28559 ⋅153509.

It can be written as a sum of positive squares in only one way, i.e., 1098723609 + 254881225 = 33147^2 + 15965^2 .

It is a junction number, because it is equal to n+sod(n) for n = 1353604793 and 1353604802.

It is not an unprimeable number, because it can be changed into a prime (1353604831) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 338401207 + ... + 338401210.

Almost surely, 2^1353604834 is an apocalyptic number.

1353604834 is a deficient number, since it is larger than the sum of its proper divisors (676802420).

1353604834 is an equidigital number, since it uses as much as digits as its factorization.

1353604834 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 676802419.

The product of its (nonzero) digits is 103680, while the sum is 37.

The square root of 1353604834 is about 36791.3690150285. The cubic root of 1353604834 is about 1106.1923028459.

The spelling of 1353604834 in words is "one billion, three hundred fifty-three million, six hundred four thousand, eight hundred thirty-four".