1201940952903 has 32 divisors (see below), whose sum is σ = 1849327243200. Its totient is φ = 770877347328.

The previous prime is 1201940952851. The next prime is 1201940952917. The reversal of 1201940952903 is 3092590491021.

It is not a de Polignac number, because 1201940952903 - 2¹⁷ = 1201940821831 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1201940952943) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 6670326 + ... + 6848147.

It is an arithmetic number, because the mean of its divisors is an integer number (57791476350).

Almost surely, 2^{1201940952903} is an apocalyptic number.

1201940952903 is a deficient number, since it is larger than the sum of its proper divisors (647386290297).

1201940952903 is a wasteful number, since it uses less digits than its factorization.

1201940952903 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13518608 (or 13518602 counting only the distinct ones).

The product of its (nonzero) digits is 174960, while the sum is 45.

The spelling of 1201940952903 in words is "one trillion, two hundred one billion, nine hundred forty million, nine hundred fifty-two thousand, nine hundred three".