1353957812 has 12 divisors (see below), whose sum is σ = 2370972576. Its totient is φ = 676537080.

The previous prime is 1353957799. The next prime is 1353957821. The reversal of 1353957812 is 2187593531.

It is a congruent number.

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, 103514 + ... + 115857.

It is an arithmetic number, because the mean of its divisors is an integer number (197581048).

Almost surely, 2^1353957812 is an apocalyptic number.

It is an amenable number.

1353957812 is a deficient number, since it is larger than the sum of its proper divisors (1017014764).

1353957812 is a wasteful number, since it uses less digits than its factorization.

1353957812 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 220918 (or 220916 counting only the distinct ones).

The product of its digits is 226800, while the sum is 44.

The square root of 1353957812 is about 36796.1657241621. The cubic root of 1353957812 is about 1106.2884479939.

The spelling of 1353957812 in words is "one billion, three hundred fifty-three million, nine hundred fifty-seven thousand, eight hundred twelve".