540154451 has 4 divisors (see below), whose sum is σ = 549009504. Its totient is φ = 531299400.

The previous prime is 540154411. The next prime is 540154513. The reversal of 540154451 is 154451045.

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 540154451 - 2⁶ = 540154387 is a prime.

It is a super-2 number, since 2×540154451² = 583533661870222802, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (540154411) 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, 4427435 + ... + 4427556.

It is an arithmetic number, because the mean of its divisors is an integer number (137252376).

Almost surely, 2^540154451 is an apocalyptic number.

540154451 is a deficient number, since it is larger than the sum of its proper divisors (8855053).

540154451 is an equidigital number, since it uses as much as digits as its factorization.

540154451 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8855052.

The product of its (nonzero) digits is 8000, while the sum is 29.

The square root of 540154451 is about 23241.2230960421. The cubic root of 540154451 is about 814.4029154508.

The spelling of 540154451 in words is "five hundred forty million, one hundred fifty-four thousand, four hundred fifty-one".