1351056222 has 48 divisors (see below), whose sum is σ = 2984117760. Its totient is φ = 441646800.

The previous prime is 1351056169. The next prime is 1351056251. The reversal of 1351056222 is 2226501531.

It is a happy number.

1351056222 is a `hidden beast` number, since 1 + 35 + 1 + 0 + 5 + 622 + 2 = 666.

It is a congruent number.

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 in 23 ways as a sum of consecutive naturals, for example, 520147 + ... + 522737.

It is an arithmetic number, because the mean of its divisors is an integer number (62169120).

Almost surely, 2^1351056222 is an apocalyptic number.

1351056222 is an abundant number, since it is smaller than the sum of its proper divisors (1633061538).

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

1351056222 is a wasteful number, since it uses less digits than its factorization.

1351056222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3149 (or 3146 counting only the distinct ones).

The product of its (nonzero) digits is 3600, while the sum is 27.

The square root of 1351056222 is about 36756.7166923271. The cubic root of 1351056222 is about 1105.4976081671.

Adding to 1351056222 its reverse (2226501531), we get a palindrome (3577557753).

The spelling of 1351056222 in words is "one billion, three hundred fifty-one million, fifty-six thousand, two hundred twenty-two".