243200032134 has 16 divisors (see below), whose sum is σ = 486412693488. Its totient is φ = 81064572512.

The previous prime is 243200032133. The next prime is 243200032151. The reversal of 243200032134 is 431230002342.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (243200032133) 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, 265977 + ... + 746420.

It is an arithmetic number, because the mean of its divisors is an integer number (30400793343).

Almost surely, 2^243200032134 is an apocalyptic number.

243200032134 is an abundant number, since it is smaller than the sum of its proper divisors (243212661354).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

243200032134 is a wasteful number, since it uses less digits than its factorization.

243200032134 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1052439.

The product of its (nonzero) digits is 3456, while the sum is 24.

Adding to 243200032134 its reverse (431230002342), we get a palindrome (674430034476).

The spelling of 243200032134 in words is "two hundred forty-three billion, two hundred million, thirty-two thousand, one hundred thirty-four".