1145202663 has 32 divisors (see below), whose sum is σ = 1727308800. Its totient is φ = 668528000.

The previous prime is 1145202649. The next prime is 1145202673. The reversal of 1145202663 is 3662025411.

It is a cyclic number.

It is not a de Polignac number, because 1145202663 - 2¹⁴ = 1145186279 is a prime.

It is a super-2 number, since 2×1145202663² = 2622978278684583138, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 1145202663.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1145202623) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 485938 + ... + 488288.

It is an arithmetic number, because the mean of its divisors is an integer number (53978400).

Almost surely, 2^1145202663 is an apocalyptic number.

1145202663 is a deficient number, since it is larger than the sum of its proper divisors (582106137).

1145202663 is a wasteful number, since it uses less digits than its factorization.

1145202663 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2903.

The product of its (nonzero) digits is 8640, while the sum is 30.

The square root of 1145202663 is about 33840.8431189295. The cubic root of 1145202663 is about 1046.2306763359.

The spelling of 1145202663 in words is "one billion, one hundred forty-five million, two hundred two thousand, six hundred sixty-three".