540354545 has 8 divisors (see below), whose sum is σ = 654846120. Its totient is φ = 428003200.

The previous prime is 540354533. The next prime is 540354553. The reversal of 540354545 is 545453045.

It can be written as a sum of positive squares in 4 ways, for example, as 329495104 + 210859441 = 18152^2 + 14521^2 .

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

It is not a de Polignac number, because 540354545 - 2²² = 536160241 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 534500 + ... + 535509.

It is an arithmetic number, because the mean of its divisors is an integer number (81855765).

Almost surely, 2^540354545 is an apocalyptic number.

It is an amenable number.

540354545 is a deficient number, since it is larger than the sum of its proper divisors (114491575).

540354545 is a wasteful number, since it uses less digits than its factorization.

540354545 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1070115.

The product of its (nonzero) digits is 120000, while the sum is 35.

The square root of 540354545 is about 23245.5274192693. The cubic root of 540354545 is about 814.5034650985.

The spelling of 540354545 in words is "five hundred forty million, three hundred fifty-four thousand, five hundred forty-five".