1355252663 has 16 divisors (see below), whose sum is σ = 1412328960. Its totient is φ = 1299480000.

The previous prime is 1355252659. The next prime is 1355252671. The reversal of 1355252663 is 3662525531.

It is a cyclic number.

It is not a de Polignac number, because 1355252663 - 2² = 1355252659 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1355252963) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 812156 + ... + 813822.

It is an arithmetic number, because the mean of its divisors is an integer number (88270560).

Almost surely, 2^1355252663 is an apocalyptic number.

1355252663 is a deficient number, since it is larger than the sum of its proper divisors (57076297).

1355252663 is a wasteful number, since it uses less digits than its factorization.

1355252663 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2038.

The product of its digits is 162000, while the sum is 38.

The square root of 1355252663 is about 36813.7564369625. The cubic root of 1355252663 is about 1106.6410001648.

The spelling of 1355252663 in words is "one billion, three hundred fifty-five million, two hundred fifty-two thousand, six hundred sixty-three".