610388101 has 2 divisors, whose sum is σ = 610388102. Its totient is φ = 610388100.

The previous prime is 610388089. The next prime is 610388131. The reversal of 610388101 is 101883016.

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., 610337025 + 51076 = 24705^2 + 226^2 .

It is a cyclic number.

It is not a de Polignac number, because 610388101 - 2¹³ = 610379909 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 610388101.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (610388131) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 305194050 + 305194051.

It is an arithmetic number, because the mean of its divisors is an integer number (305194051).

Almost surely, 2^610388101 is an apocalyptic number.

It is an amenable number.

610388101 is a deficient number, since it is larger than the sum of its proper divisors (1).

610388101 is an equidigital number, since it uses as much as digits as its factorization.

610388101 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1152, while the sum is 28.

The square root of 610388101 is about 24706.0336962451. The cubic root of 610388101 is about 848.2724316958.

The spelling of 610388101 in words is "six hundred ten million, three hundred eighty-eight thousand, one hundred one".