541542577 has 4 divisors (see below), whose sum is σ = 541691380. Its totient is φ = 541393776.

The previous prime is 541542571. The next prime is 541542583. The reversal of 541542577 is 775245145.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 775245145 = 5 ⋅155049029.

It is an interprime number because it is at equal distance from previous prime (541542571) and next prime (541542583).

It can be written as a sum of positive squares in 2 ways, for example, as 295805601 + 245736976 = 17199^2 + 15676^2 .

It is a cyclic number.

It is not a de Polignac number, because 541542577 - 2³ = 541542569 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (541542571) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 68802 + ... + 76267.

It is an arithmetic number, because the mean of its divisors is an integer number (135422845).

Almost surely, 2^541542577 is an apocalyptic number.

It is an amenable number.

541542577 is a deficient number, since it is larger than the sum of its proper divisors (148803).

541542577 is a wasteful number, since it uses less digits than its factorization.

541542577 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 148802.

The product of its digits is 196000, while the sum is 40.

The square root of 541542577 is about 23271.0673799033. The cubic root of 541542577 is about 815.0999548702.

The spelling of 541542577 in words is "five hundred forty-one million, five hundred forty-two thousand, five hundred seventy-seven".