243130525355 has 8 divisors (see below), whose sum is σ = 291935962032. Its totient is φ = 194384865888.

The previous prime is 243130525343. The next prime is 243130525367. The reversal of 243130525355 is 553525031342.

It is an interprime number because it is at equal distance from previous prime (243130525343) and next prime (243130525367).

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 243130525355 - 2²⁴ = 243113748139 is a prime.

It is a super-2 number, since 2×243130525355² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 14935352 + ... + 14951621.

It is an arithmetic number, because the mean of its divisors is an integer number (36491995254).

Almost surely, 2^243130525355 is an apocalyptic number.

243130525355 is a deficient number, since it is larger than the sum of its proper divisors (48805436677).

243130525355 is a wasteful number, since it uses less digits than its factorization.

243130525355 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 29888605.

The product of its (nonzero) digits is 270000, while the sum is 38.

Adding to 243130525355 its reverse (553525031342), we get a palindrome (796655556697).

The spelling of 243130525355 in words is "two hundred forty-three billion, one hundred thirty million, five hundred twenty-five thousand, three hundred fifty-five".