1223567903954 has 16 divisors (see below), whose sum is σ = 2014485478560. Its totient is φ = 552755158560.

The previous prime is 1223567903881. The next prime is 1223567903959. The reversal of 1223567903954 is 4593097653221.

It is a self number, because there is not a number n which added to its sum of digits gives 1223567903954.

It is not an unprimeable number, because it can be changed into a prime (1223567903959) 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, 170599859 + ... + 170607030.

It is an arithmetic number, because the mean of its divisors is an integer number (125905342410).

Almost surely, 2^{1223567903954} is an apocalyptic number.

1223567903954 is a deficient number, since it is larger than the sum of its proper divisors (790917574606).

1223567903954 is a wasteful number, since it uses less digits than its factorization.

1223567903954 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 341207065.

The product of its (nonzero) digits is 12247200, while the sum is 56.

The spelling of 1223567903954 in words is "one trillion, two hundred twenty-three billion, five hundred sixty-seven million, nine hundred three thousand, nine hundred fifty-four".