1353220628 has 6 divisors (see below), whose sum is σ = 2368136106. Its totient is φ = 676610312.

The previous prime is 1353220601. The next prime is 1353220633. The reversal of 1353220628 is 8260223531.

It can be written as a sum of positive squares in only one way, i.e., 1127079184 + 226141444 = 33572^2 + 15038^2 .

It is a junction number, because it is equal to n+sod(n) for n = 1353220594 and 1353220603.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 169152575 + ... + 169152582.

It is an arithmetic number, because the mean of its divisors is an integer number (394689351).

Almost surely, 2^1353220628 is an apocalyptic number.

It is an amenable number.

1353220628 is a deficient number, since it is larger than the sum of its proper divisors (1014915478).

1353220628 is a wasteful number, since it uses less digits than its factorization.

1353220628 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 338305161 (or 338305159 counting only the distinct ones).

The product of its (nonzero) digits is 17280, while the sum is 32.

The square root of 1353220628 is about 36786.1472296298. The cubic root of 1353220628 is about 1106.0876327268.

The spelling of 1353220628 in words is "one billion, three hundred fifty-three million, two hundred twenty thousand, six hundred twenty-eight".