1225005343143 has 16 divisors (see below), whose sum is σ = 1640868911616. Its totient is φ = 812907463680.

The previous prime is 1225005343069. The next prime is 1225005343157. The reversal of 1225005343143 is 3413435005221.

It is not a de Polignac number, because 1225005343143 - 2⁸ = 1225005342887 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1225005343643) 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, 3220098 + ... + 3580368.

It is an arithmetic number, because the mean of its divisors is an integer number (102554306976).

Almost surely, 2^{1225005343143} is an apocalyptic number.

1225005343143 is a deficient number, since it is larger than the sum of its proper divisors (415863568473).

1225005343143 is a wasteful number, since it uses less digits than its factorization.

1225005343143 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 365494.

The product of its (nonzero) digits is 43200, while the sum is 33.

The spelling of 1225005343143 in words is "one trillion, two hundred twenty-five billion, five million, three hundred forty-three thousand, one hundred forty-three".