610992541 has 2 divisors, whose sum is σ = 610992542. Its totient is φ = 610992540.

The previous prime is 610992523. The next prime is 610992611. The reversal of 610992541 is 145299016.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 483076441 + 127916100 = 21979^2 + 11310^2 .

It is a cyclic number.

It is not a de Polignac number, because 610992541 - 2⁷ = 610992413 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 610992541.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (610902541) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 305496270 + 305496271.

It is an arithmetic number, because the mean of its divisors is an integer number (305496271).

Almost surely, 2^610992541 is an apocalyptic number.

It is an amenable number.

610992541 is a deficient number, since it is larger than the sum of its proper divisors (1).

610992541 is an equidigital number, since it uses as much as digits as its factorization.

610992541 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 19440, while the sum is 37.

The square root of 610992541 is about 24718.2633087359. The cubic root of 610992541 is about 848.5523413885.

The spelling of 610992541 in words is "six hundred ten million, nine hundred ninety-two thousand, five hundred forty-one".