611683379 has 2 divisors, whose sum is σ = 611683380. Its totient is φ = 611683378.

The previous prime is 611683361. The next prime is 611683393. The reversal of 611683379 is 973386116.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 611683379 - 2¹⁶ = 611617843 is a prime.

It is a super-2 number, since 2×611683379² = 748313112289715282, which contains 22 as substring.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (611683309) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 305841689 + 305841690.

It is an arithmetic number, because the mean of its divisors is an integer number (305841690).

Almost surely, 2^611683379 is an apocalyptic number.

611683379 is a deficient number, since it is larger than the sum of its proper divisors (1).

611683379 is an equidigital number, since it uses as much as digits as its factorization.

611683379 is an evil number, because the sum of its binary digits is even.

The product of its digits is 163296, while the sum is 44.

The square root of 611683379 is about 24732.2336031342. The cubic root of 611683379 is about 848.8720350901.

The spelling of 611683379 in words is "six hundred eleven million, six hundred eighty-three thousand, three hundred seventy-nine".