541510198 has 4 divisors (see below), whose sum is σ = 812265300. Its totient is φ = 270755098.

The previous prime is 541510159. The next prime is 541510199. The reversal of 541510198 is 891015145.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (541510199) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 135377548 + ... + 135377551.

It is an arithmetic number, because the mean of its divisors is an integer number (203066325).

Almost surely, 2^541510198 is an apocalyptic number.

541510198 is a deficient number, since it is larger than the sum of its proper divisors (270755102).

541510198 is a wasteful number, since it uses less digits than its factorization.

541510198 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 270755101.

The product of its (nonzero) digits is 7200, while the sum is 34.

The square root of 541510198 is about 23270.3716773067. The cubic root of 541510198 is about 815.0837095194.

The spelling of 541510198 in words is "five hundred forty-one million, five hundred ten thousand, one hundred ninety-eight".