540451423 has 2 divisors, whose sum is σ = 540451424. Its totient is φ = 540451422.

The previous prime is 540451411. The next prime is 540451433. The reversal of 540451423 is 324154045.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 540451423 - 2¹³ = 540443231 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 540451391 and 540451400.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (540451433) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 270225711 + 270225712.

It is an arithmetic number, because the mean of its divisors is an integer number (270225712).

Almost surely, 2^540451423 is an apocalyptic number.

540451423 is a deficient number, since it is larger than the sum of its proper divisors (1).

540451423 is an equidigital number, since it uses as much as digits as its factorization.

540451423 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 9600, while the sum is 28.

The square root of 540451423 is about 23247.6111245865. The cubic root of 540451423 is about 814.5521385434.

The spelling of 540451423 in words is "five hundred forty million, four hundred fifty-one thousand, four hundred twenty-three".