612538063 has 2 divisors, whose sum is σ = 612538064. Its totient is φ = 612538062.

The previous prime is 612538061. The next prime is 612538079. The reversal of 612538063 is 360835216.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 612538063 - 2¹ = 612538061 is a prime.

Together with 612538061, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (612538061) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 306269031 + 306269032.

It is an arithmetic number, because the mean of its divisors is an integer number (306269032).

Almost surely, 2^612538063 is an apocalyptic number.

612538063 is a deficient number, since it is larger than the sum of its proper divisors (1).

612538063 is an equidigital number, since it uses as much as digits as its factorization.

612538063 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 25920, while the sum is 34.

The square root of 612538063 is about 24749.5063183087. The cubic root of 612538063 is about 849.2672175870.

The spelling of 612538063 in words is "six hundred twelve million, five hundred thirty-eight thousand, sixty-three".