4243401653135 has 4 divisors (see below), whose sum is σ = 5092081983768. Its totient is φ = 3394721322504.

The previous prime is 4243401653119. The next prime is 4243401653143. The reversal of 4243401653135 is 5313561043424.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 4243401653135 - 2⁴ = 4243401653119 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 4243401653092 and 4243401653101.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 424340165309 + ... + 424340165318.

It is an arithmetic number, because the mean of its divisors is an integer number (1273020495942).

Almost surely, 2^{4243401653135} is an apocalyptic number.

4243401653135 is a deficient number, since it is larger than the sum of its proper divisors (848680330633).

4243401653135 is an equidigital number, since it uses as much as digits as its factorization.

4243401653135 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 848680330632.

The product of its (nonzero) digits is 518400, while the sum is 41.

Adding to 4243401653135 its reverse (5313561043424), we get a palindrome (9556962696559).

The spelling of 4243401653135 in words is "four trillion, two hundred forty-three billion, four hundred one million, six hundred fifty-three thousand, one hundred thirty-five".