3540506443 has 2 divisors, whose sum is σ = 3540506444. Its totient is φ = 3540506442.

The previous prime is 3540506401. The next prime is 3540506467. The reversal of 3540506443 is 3446050453.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 3540506443 - 2²⁵ = 3506952011 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 3540506399 and 3540506408.

It is not a weakly prime, because it can be changed into another prime (3540506143) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1770253221 + 1770253222.

It is an arithmetic number, because the mean of its divisors is an integer number (1770253222).

Almost surely, 2^3540506443 is an apocalyptic number.

3540506443 is a deficient number, since it is larger than the sum of its proper divisors (1).

3540506443 is an equidigital number, since it uses as much as digits as its factorization.

3540506443 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 86400, while the sum is 34.

The square root of 3540506443 is about 59502.1549441699. The cubic root of 3540506443 is about 1524.1292448021.

Adding to 3540506443 its reverse (3446050453), we get a palindrome (6986556896).

The spelling of 3540506443 in words is "three billion, five hundred forty million, five hundred six thousand, four hundred forty-three".