1353066663 has 32 divisors (see below), whose sum is σ = 1970732736. Its totient is φ = 820804608.

The previous prime is 1353066661. The next prime is 1353066679. The reversal of 1353066663 is 3666603531.

It is not a de Polignac number, because 1353066663 - 2¹ = 1353066661 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (39).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1353066661) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 838045 + ... + 839657.

It is an arithmetic number, because the mean of its divisors is an integer number (61585398).

Almost surely, 2^1353066663 is an apocalyptic number.

1353066663 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

1353066663 is a deficient number, since it is larger than the sum of its proper divisors (617666073).

1353066663 is a wasteful number, since it uses less digits than its factorization.

1353066663 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1923.

The product of its (nonzero) digits is 174960, while the sum is 39.

The square root of 1353066663 is about 36784.0544665756. The cubic root of 1353066663 is about 1106.0456821294.

The spelling of 1353066663 in words is "one billion, three hundred fifty-three million, sixty-six thousand, six hundred sixty-three".