540101519 has 4 divisors (see below), whose sum is σ = 540449520. Its totient is φ = 539753520.

The previous prime is 540101483. The next prime is 540101537. The reversal of 540101519 is 915101045.

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

It is a cyclic number.

It is not a de Polignac number, because 540101519 - 2¹² = 540097423 is a prime.

It is a super-2 number, since 2×540101519² = 583419301652214722, 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 (540101579) 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 3 ways as a sum of consecutive naturals, for example, 171662 + ... + 174779.

It is an arithmetic number, because the mean of its divisors is an integer number (135112380).

Almost surely, 2^540101519 is an apocalyptic number.

540101519 is a deficient number, since it is larger than the sum of its proper divisors (348001).

540101519 is a wasteful number, since it uses less digits than its factorization.

540101519 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 348000.

The product of its (nonzero) digits is 900, while the sum is 26.

The square root of 540101519 is about 23240.0843156818. The cubic root of 540101519 is about 814.3763123294.

The spelling of 540101519 in words is "five hundred forty million, one hundred one thousand, five hundred nineteen".