541512145 has 8 divisors (see below), whose sum is σ = 663640704. Its totient is φ = 423992304.

The previous prime is 541512143. The next prime is 541512149. The reversal of 541512145 is 541215145.

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

It is a cyclic number.

It is not a de Polignac number, because 541512145 - 2¹ = 541512143 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (541512143) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1151919 + ... + 1152388.

It is an arithmetic number, because the mean of its divisors is an integer number (82955088).

Almost surely, 2^541512145 is an apocalyptic number.

It is an amenable number.

541512145 is a deficient number, since it is larger than the sum of its proper divisors (122128559).

541512145 is a wasteful number, since it uses less digits than its factorization.

541512145 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2304359.

The product of its digits is 4000, while the sum is 28.

The square root of 541512145 is about 23270.4135115816. The cubic root of 541512145 is about 815.0846863961.

The spelling of 541512145 in words is "five hundred forty-one million, five hundred twelve thousand, one hundred forty-five".