546157229 has 2 divisors, whose sum is σ = 546157230. Its totient is φ = 546157228.

The previous prime is 546157219. The next prime is 546157243. The reversal of 546157229 is 922751645.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 513928900 + 32228329 = 22670^2 + 5677^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-546157229 is a prime.

It is a super-3 number, since 3×546157229³ (a number of 27 digits) contains 333 as substring.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (546157219) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 273078614 + 273078615.

It is an arithmetic number, because the mean of its divisors is an integer number (273078615).

Almost surely, 2^546157229 is an apocalyptic number.

It is an amenable number.

546157229 is a deficient number, since it is larger than the sum of its proper divisors (1).

546157229 is an equidigital number, since it uses as much as digits as its factorization.

546157229 is an evil number, because the sum of its binary digits is even.

The product of its digits is 151200, while the sum is 41.

The square root of 546157229 is about 23370.0070389378. The cubic root of 546157229 is about 817.4086492456.

The spelling of 546157229 in words is "five hundred forty-six million, one hundred fifty-seven thousand, two hundred twenty-nine".