1357855322 has 4 divisors (see below), whose sum is σ = 2036782986. Its totient is φ = 678927660.

The previous prime is 1357855319. The next prime is 1357855337. The reversal of 1357855322 is 2235587531.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 1256631601 + 101223721 = 35449^2 + 10061^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 1357855322.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 339463829 + ... + 339463832.

Almost surely, 2^1357855322 is an apocalyptic number.

1357855322 is a deficient number, since it is larger than the sum of its proper divisors (678927664).

1357855322 is an equidigital number, since it uses as much as digits as its factorization.

1357855322 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 678927663.

The product of its digits is 252000, while the sum is 41.

The square root of 1357855322 is about 36849.0884826206. The cubic root of 1357855322 is about 1107.3489536118.

The spelling of 1357855322 in words is "one billion, three hundred fifty-seven million, eight hundred fifty-five thousand, three hundred twenty-two".