1353012644 has 12 divisors (see below), whose sum is σ = 2368189824. Its totient is φ = 676386984.

The previous prime is 1353012637. The next prime is 1353012649. The reversal of 1353012644 is 4462103531.

It is not an unprimeable number, because it can be changed into a prime (1353012649) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1292 + ... + 52035.

It is an arithmetic number, because the mean of its divisors is an integer number (197349152).

Almost surely, 2^1353012644 is an apocalyptic number.

It is an amenable number.

1353012644 is a deficient number, since it is larger than the sum of its proper divisors (1015177180).

1353012644 is a wasteful number, since it uses less digits than its factorization.

1353012644 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 59674 (or 59672 counting only the distinct ones).

The product of its (nonzero) digits is 8640, while the sum is 29.

The square root of 1353012644 is about 36783.3201872805. The cubic root of 1353012644 is about 1106.0309629047.

The spelling of 1353012644 in words is "one billion, three hundred fifty-three million, twelve thousand, six hundred forty-four".