124077350261 has 2 divisors, whose sum is σ = 124077350262. Its totient is φ = 124077350260.

The previous prime is 124077350249. The next prime is 124077350279. The reversal of 124077350261 is 162053770421.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 123503747761 + 573602500 = 351431^2 + 23950^2 .

It is a cyclic number.

It is not a de Polignac number, because 124077350261 - 2⁶ = 124077350197 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (124077350291) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 62038675130 + 62038675131.

It is an arithmetic number, because the mean of its divisors is an integer number (62038675131).

Almost surely, 2^124077350261 is an apocalyptic number.

It is an amenable number.

124077350261 is a deficient number, since it is larger than the sum of its proper divisors (1).

124077350261 is an equidigital number, since it uses as much as digits as its factorization.

124077350261 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 70560, while the sum is 38.

The spelling of 124077350261 in words is "one hundred twenty-four billion, seventy-seven million, three hundred fifty thousand, two hundred sixty-one".