201406136 has 8 divisors (see below), whose sum is σ = 377636520. Its totient is φ = 100703064.

The previous prime is 201406111. The next prime is 201406151. The reversal of 201406136 is 631604102.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (8).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12587876 + ... + 12587891.

It is an arithmetic number, because the mean of its divisors is an integer number (47204565).

Almost surely, 2^201406136 is an apocalyptic number.

It is an amenable number.

201406136 is a deficient number, since it is larger than the sum of its proper divisors (176230384).

201406136 is a wasteful number, since it uses less digits than its factorization.

201406136 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25175773 (or 25175769 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 23.

The square root of 201406136 is about 14191.7629630712. The cubic root of 201406136 is about 586.1708704306.

The spelling of 201406136 in words is "two hundred one million, four hundred six thousand, one hundred thirty-six".