1209653414503 has 8 divisors (see below), whose sum is σ = 1251388907280. Its totient is φ = 1167919475520.

The previous prime is 1209653414461. The next prime is 1209653414513. The reversal of 1209653414503 is 3054143569021.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1209653414503 is a prime.

It is a super-2 number, since 2×1209653414503² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 1209653414503.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1209653414513) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1323363 + ... + 2042203.

It is an arithmetic number, because the mean of its divisors is an integer number (156423613410).

Almost surely, 2^{1209653414503} is an apocalyptic number.

1209653414503 is a deficient number, since it is larger than the sum of its proper divisors (41735492777).

1209653414503 is an equidigital number, since it uses as much as digits as its factorization.

1209653414503 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 776897.

The product of its (nonzero) digits is 388800, while the sum is 43.

The spelling of 1209653414503 in words is "one trillion, two hundred nine billion, six hundred fifty-three million, four hundred fourteen thousand, five hundred three".