1357784312 has 8 divisors (see below), whose sum is σ = 2545845600. Its totient is φ = 678892152.

The previous prime is 1357784303. The next prime is 1357784317. The reversal of 1357784312 is 2134877531.

It is a tau number, because it is divible by the number of its divisors (8).

It is a self number, because there is not a number n which added to its sum of digits gives 1357784312.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1357784317) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 84861512 + ... + 84861527.

It is an arithmetic number, because the mean of its divisors is an integer number (318230700).

Almost surely, 2^1357784312 is an apocalyptic number.

It is an amenable number.

1357784312 is a deficient number, since it is larger than the sum of its proper divisors (1188061288).

1357784312 is a wasteful number, since it uses less digits than its factorization.

1357784312 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 169723045 (or 169723041 counting only the distinct ones).

The product of its digits is 141120, while the sum is 41.

The square root of 1357784312 is about 36848.1249455111. The cubic root of 1357784312 is about 1107.3296500776.

The spelling of 1357784312 in words is "one billion, three hundred fifty-seven million, seven hundred eighty-four thousand, three hundred twelve".