523129101 has 12 divisors (see below), whose sum is σ = 766680096. Its totient is φ = 317047720.

The previous prime is 523129091. The next prime is 523129153. The reversal of 523129101 is 101921325.

It is not a de Polignac number, because 523129101 - 2⁷ = 523128973 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (523129171) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 720201 + ... + 720926.

It is an arithmetic number, because the mean of its divisors is an integer number (63890008).

Almost surely, 2^523129101 is an apocalyptic number.

It is an amenable number.

523129101 is a deficient number, since it is larger than the sum of its proper divisors (243550995).

523129101 is a wasteful number, since it uses less digits than its factorization.

523129101 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1441152 (or 1441141 counting only the distinct ones).

The product of its (nonzero) digits is 540, while the sum is 24.

The square root of 523129101 is about 22872.0156741814. The cubic root of 523129101 is about 805.7549087829.

The spelling of 523129101 in words is "five hundred twenty-three million, one hundred twenty-nine thousand, one hundred one".