611679001229 has 4 divisors (see below), whose sum is σ = 611723725020. Its totient is φ = 611634277440.

The previous prime is 611679001207. The next prime is 611679001267. The reversal of 611679001229 is 922100976116.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 243596538025 + 368082463204 = 493555^2 + 606698^2 .

It is a cyclic number.

It is not a de Polignac number, because 611679001229 - 2⁸ = 611679000973 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 611679001229.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (611679007229) 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, 22341374 + ... + 22368735.

It is an arithmetic number, because the mean of its divisors is an integer number (152930931255).

Almost surely, 2^611679001229 is an apocalyptic number.

It is an amenable number.

611679001229 is a deficient number, since it is larger than the sum of its proper divisors (44723791).

611679001229 is a wasteful number, since it uses less digits than its factorization.

611679001229 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 44723790.

The product of its (nonzero) digits is 81648, while the sum is 44.

The spelling of 611679001229 in words is "six hundred eleven billion, six hundred seventy-nine million, one thousand, two hundred twenty-nine".