1356394404 has 12 divisors (see below), whose sum is σ = 3164920304. Its totient is φ = 452131464.

The previous prime is 1356394339. The next prime is 1356394411. The reversal of 1356394404 is 4044936531.

1356394404 is digitally balanced in base 4, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (12).

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 56516422 + ... + 56516445.

Almost surely, 2^1356394404 is an apocalyptic number.

It is an amenable number.

1356394404 is an abundant number, since it is smaller than the sum of its proper divisors (1808525900).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1356394404 is a wasteful number, since it uses less digits than its factorization.

1356394404 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 113032874 (or 113032872 counting only the distinct ones).

The product of its (nonzero) digits is 155520, while the sum is 39.

The square root of 1356394404 is about 36829.2601609101. The cubic root of 1356394404 is about 1106.9516784584.

The spelling of 1356394404 in words is "one billion, three hundred fifty-six million, three hundred ninety-four thousand, four hundred four".