337073213 has 2 divisors, whose sum is σ = 337073214. Its totient is φ = 337073212.

The previous prime is 337073203. The next prime is 337073221. The reversal of 337073213 is 312370733.

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., 257185369 + 79887844 = 16037^2 + 8938^2 .

It is a cyclic number.

It is not a de Polignac number, because 337073213 - 2²⁸ = 68637757 is a prime.

It is a super-2 number, since 2×337073213² = 227236701844286738, which contains 22 as substring.

It is equal to p_18145604 and since 337073213 and 18145604 have the same sum of digits, it is a Honaker prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (337073203) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 168536606 + 168536607.

It is an arithmetic number, because the mean of its divisors is an integer number (168536607).

Almost surely, 2^337073213 is an apocalyptic number.

It is an amenable number.

337073213 is a deficient number, since it is larger than the sum of its proper divisors (1).

337073213 is an equidigital number, since it uses as much as digits as its factorization.

337073213 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 7938, while the sum is 29.

The square root of 337073213 is about 18359.5537255130. The cubic root of 337073213 is about 695.9447242456.

The spelling of 337073213 in words is "three hundred thirty-seven million, seventy-three thousand, two hundred thirteen".