610018349 has 2 divisors, whose sum is σ = 610018350. Its totient is φ = 610018348.

The previous prime is 610018337. The next prime is 610018363. The reversal of 610018349 is 943810016.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 609349225 + 669124 = 24685^2 + 818^2 .

It is a cyclic number.

It is not a de Polignac number, because 610018349 - 2⁴ = 610018333 is a prime.

It is a super-2 number, since 2×610018349² = 744244772233371602, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (610018369) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 305009174 + 305009175.

It is an arithmetic number, because the mean of its divisors is an integer number (305009175).

Almost surely, 2^610018349 is an apocalyptic number.

It is an amenable number.

610018349 is a deficient number, since it is larger than the sum of its proper divisors (1).

610018349 is an equidigital number, since it uses as much as digits as its factorization.

610018349 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 5184, while the sum is 32.

The square root of 610018349 is about 24698.5495323106. The cubic root of 610018349 is about 848.1011123981.

The spelling of 610018349 in words is "six hundred ten million, eighteen thousand, three hundred forty-nine".