1225543435351 has 8 divisors (see below), whose sum is σ = 1250280973440. Its totient is φ = 1201049617152.

The previous prime is 1225543435343. The next prime is 1225543435357. The reversal of 1225543435351 is 1535343455221.

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

It is a cyclic number.

It is not a de Polignac number, because 1225543435351 - 2³ = 1225543435343 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1225543435298 and 1225543435307.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1225543435357) 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, 60919815 + ... + 60939928.

It is an arithmetic number, because the mean of its divisors is an integer number (156285121680).

Almost surely, 2^{1225543435351} is an apocalyptic number.

1225543435351 is a deficient number, since it is larger than the sum of its proper divisors (24737538089).

1225543435351 is a wasteful number, since it uses less digits than its factorization.

1225543435351 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 121859945.

The product of its digits is 1080000, while the sum is 43.

The spelling of 1225543435351 in words is "one trillion, two hundred twenty-five billion, five hundred forty-three million, four hundred thirty-five thousand, three hundred fifty-one".