541603778 has 32 divisors (see below), whose sum is σ = 868296000. Its totient is φ = 252642240.

The previous prime is 541603757. The next prime is 541603781. The reversal of 541603778 is 877306145.

It is a Curzon 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 in 15 ways as a sum of consecutive naturals, for example, 948233 + ... + 948803.

It is an arithmetic number, because the mean of its divisors is an integer number (27134250).

Almost surely, 2^541603778 is an apocalyptic number.

541603778 is a deficient number, since it is larger than the sum of its proper divisors (326692222).

541603778 is a wasteful number, since it uses less digits than its factorization.

541603778 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 930.

The product of its (nonzero) digits is 141120, while the sum is 41.

The square root of 541603778 is about 23272.3823017756. The cubic root of 541603778 is about 815.1306591678.

The spelling of 541603778 in words is "five hundred forty-one million, six hundred three thousand, seven hundred seventy-eight".