1356049128 has 64 divisors (see below), whose sum is σ = 3953520000. Its totient is φ = 387440256.

The previous prime is 1356049127. The next prime is 1356049139. The reversal of 1356049128 is 8219406531.

It is not an unprimeable number, because it can be changed into a prime (1356049127) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 74133 + ... + 90596.

It is an arithmetic number, because the mean of its divisors is an integer number (61773750).

Almost surely, 2^1356049128 is an apocalyptic number.

It is an amenable number.

1356049128 is an abundant number, since it is smaller than the sum of its proper divisors (2597470872).

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

1356049128 is a wasteful number, since it uses less digits than its factorization.

1356049128 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 164759 (or 164741 counting only the distinct ones).

The product of its (nonzero) digits is 51840, while the sum is 39.

The square root of 1356049128 is about 36824.5723396756. The cubic root of 1356049128 is about 1106.8577440586.

The spelling of 1356049128 in words is "one billion, three hundred fifty-six million, forty-nine thousand, one hundred twenty-eight".