537415213 has 2 divisors, whose sum is σ = 537415214. Its totient is φ = 537415212.

The previous prime is 537415157. The next prime is 537415223. The reversal of 537415213 is 312514735.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 435849129 + 101566084 = 20877^2 + 10078^2 .

It is a cyclic number.

It is not a de Polignac number, because 537415213 - 2¹³ = 537407021 is a prime.

It is a super-2 number, since 2×537415213² = 577630222327670738, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (537415223) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 268707606 + 268707607.

It is an arithmetic number, because the mean of its divisors is an integer number (268707607).

Almost surely, 2^537415213 is an apocalyptic number.

It is an amenable number.

537415213 is a deficient number, since it is larger than the sum of its proper divisors (1).

537415213 is an equidigital number, since it uses as much as digits as its factorization.

537415213 is an evil number, because the sum of its binary digits is even.

The product of its digits is 12600, while the sum is 31.

The square root of 537415213 is about 23182.2176031544. The cubic root of 537415213 is about 813.0239116638.

Adding to 537415213 its reverse (312514735), we get a palindrome (849929948).

The spelling of 537415213 in words is "five hundred thirty-seven million, four hundred fifteen thousand, two hundred thirteen".