201434554 has 8 divisors (see below), whose sum is σ = 302266368. Its totient is φ = 100679100.

The previous prime is 201434543. The next prime is 201434587. The reversal of 201434554 is 455434102.

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11962 + ... + 23365.

It is an arithmetic number, because the mean of its divisors is an integer number (37783296).

Almost surely, 2^201434554 is an apocalyptic number.

201434554 is a deficient number, since it is larger than the sum of its proper divisors (100831814).

201434554 is a wasteful number, since it uses less digits than its factorization.

201434554 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 38180.

The product of its (nonzero) digits is 9600, while the sum is 28.

The square root of 201434554 is about 14192.7641423368. The cubic root of 201434554 is about 586.1984383104.

Adding to 201434554 its reverse (455434102), we get a palindrome (656868656).

The spelling of 201434554 in words is "two hundred one million, four hundred thirty-four thousand, five hundred fifty-four".