612802543 has 2 divisors, whose sum is σ = 612802544. Its totient is φ = 612802542.

The previous prime is 612802511. The next prime is 612802579. The reversal of 612802543 is 345208216.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 612802543 - 2⁵ = 612802511 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (612802583) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 306401271 + 306401272.

It is an arithmetic number, because the mean of its divisors is an integer number (306401272).

Almost surely, 2^612802543 is an apocalyptic number.

612802543 is a deficient number, since it is larger than the sum of its proper divisors (1).

612802543 is an equidigital number, since it uses as much as digits as its factorization.

612802543 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 11520, while the sum is 31.

The square root of 612802543 is about 24754.8488785531. The cubic root of 612802543 is about 849.3894314200.

The spelling of 612802543 in words is "six hundred twelve million, eight hundred two thousand, five hundred forty-three".