612777041 has 4 divisors (see below), whose sum is σ = 612832752. Its totient is φ = 612721332.

The previous prime is 612777029. The next prime is 612777049. The reversal of 612777041 is 140777216.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is not a de Polignac number, because 612777041 - 2²⁶ = 545668177 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 612776992 and 612777010.

It is not an unprimeable number, because it can be changed into a prime (612777049) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5231 + ... + 35396.

It is an arithmetic number, because the mean of its divisors is an integer number (153208188).

Almost surely, 2^612777041 is an apocalyptic number.

It is an amenable number.

612777041 is a deficient number, since it is larger than the sum of its proper divisors (55711).

612777041 is a wasteful number, since it uses less digits than its factorization.

612777041 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 55710.

The product of its (nonzero) digits is 16464, while the sum is 35.

The square root of 612777041 is about 24754.3337821885. Note that the first 3 decimals coincide. The cubic root of 612777041 is about 849.3776487069.

The spelling of 612777041 in words is "six hundred twelve million, seven hundred seventy-seven thousand, forty-one".