546140437 has 2 divisors, whose sum is σ = 546140438. Its totient is φ = 546140436.

The previous prime is 546140393. The next prime is 546140443. The reversal of 546140437 is 734041645.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 546110161 + 30276 = 23369^2 + 174^2 .

It is a cyclic number.

It is not a de Polignac number, because 546140437 - 2¹⁵ = 546107669 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (546140537) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 273070218 + 273070219.

It is an arithmetic number, because the mean of its divisors is an integer number (273070219).

Almost surely, 2^546140437 is an apocalyptic number.

It is an amenable number.

546140437 is a deficient number, since it is larger than the sum of its proper divisors (1).

546140437 is an equidigital number, since it uses as much as digits as its factorization.

546140437 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 40320, while the sum is 34.

The square root of 546140437 is about 23369.6477722708. The cubic root of 546140437 is about 817.4002718859.

The spelling of 546140437 in words is "five hundred forty-six million, one hundred forty thousand, four hundred thirty-seven".