1214728432653 has 16 divisors (see below), whose sum is σ = 1622906925696. Its totient is φ = 808185743040.

The previous prime is 1214728432639. The next prime is 1214728432669. The reversal of 1214728432653 is 3562348274121.

It is not a de Polignac number, because 1214728432653 - 2¹⁷ = 1214728301581 is a prime.

It is a super-2 number, since 2×1214728432653² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1214728432633) 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, 3619000 + ... + 3940382.

It is an arithmetic number, because the mean of its divisors is an integer number (101431682856).

Almost surely, 2^{1214728432653} is an apocalyptic number.

It is an amenable number.

1214728432653 is a deficient number, since it is larger than the sum of its proper divisors (408178493043).

1214728432653 is a wasteful number, since it uses less digits than its factorization.

1214728432653 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 323924.

The product of its digits is 1935360, while the sum is 48.

The spelling of 1214728432653 in words is "one trillion, two hundred fourteen billion, seven hundred twenty-eight million, four hundred thirty-two thousand, six hundred fifty-three".