539090097 has 64 divisors (see below), whose sum is σ = 953272320. Its totient is φ = 263015424.

The previous prime is 539090089. The next prime is 539090113. The reversal of 539090097 is 790090935.

It is a happy number.

It is not a de Polignac number, because 539090097 - 2³ = 539090089 is a prime.

It is not an unprimeable number, because it can be changed into a prime (539090087) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 221833 + ... + 224249.

It is an arithmetic number, because the mean of its divisors is an integer number (14894880).

Almost surely, 2^539090097 is an apocalyptic number.

539090097 is a gapful number since it is divisible by the number (57) formed by its first and last digit.

It is an amenable number.

539090097 is a deficient number, since it is larger than the sum of its proper divisors (414182223).

539090097 is a wasteful number, since it uses less digits than its factorization.

539090097 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2502.

The product of its (nonzero) digits is 76545, while the sum is 42.

The square root of 539090097 is about 23218.3138276663. The cubic root of 539090097 is about 813.8676469649.

The spelling of 539090097 in words is "five hundred thirty-nine million, ninety thousand, ninety-seven".