541512397 has 8 divisors (see below), whose sum is σ = 544070016. Its totient is φ = 538960752.

The previous prime is 541512383. The next prime is 541512421. The reversal of 541512397 is 793215145.

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 541512397 - 2⁷ = 541512269 is a prime.

It is a super-2 number, since 2×541512397² = 586471352209371218, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (541512337) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 336168 + ... + 337774.

It is an arithmetic number, because the mean of its divisors is an integer number (68008752).

Almost surely, 2^541512397 is an apocalyptic number.

It is an amenable number.

541512397 is a deficient number, since it is larger than the sum of its proper divisors (2557619).

541512397 is a wasteful number, since it uses less digits than its factorization.

541512397 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2987.

The product of its digits is 37800, while the sum is 37.

The square root of 541512397 is about 23270.4189261818. The cubic root of 541512397 is about 815.0848128330.

The spelling of 541512397 in words is "five hundred forty-one million, five hundred twelve thousand, three hundred ninety-seven".