201504103434 has 16 divisors (see below), whose sum is σ = 447786896640. Its totient is φ = 67168034460.

The previous prime is 201504103357. The next prime is 201504103441. The reversal of 201504103434 is 434301405102.

It is a happy number.

201504103434 is a `hidden beast` number, since 20 + 1 + 504 + 103 + 4 + 34 = 666.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 201504103398 and 201504103407.

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, 1865778682 + ... + 1865778789.

It is an arithmetic number, because the mean of its divisors is an integer number (27986681040).

Almost surely, 2^201504103434 is an apocalyptic number.

201504103434 is an abundant number, since it is smaller than the sum of its proper divisors (246282793206).

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

201504103434 is a wasteful number, since it uses less digits than its factorization.

201504103434 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3731557482 (or 3731557476 counting only the distinct ones).

The product of its (nonzero) digits is 5760, while the sum is 27.

Adding to 201504103434 its reverse (434301405102), we get a palindrome (635805508536).

The spelling of 201504103434 in words is "two hundred one billion, five hundred four million, one hundred three thousand, four hundred thirty-four".