123950863 has 2 divisors, whose sum is σ = 123950864. Its totient is φ = 123950862.

The previous prime is 123950821. The next prime is 123950909. The reversal of 123950863 is 368059321.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 123950863 - 2¹³ = 123942671 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (123950063) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 61975431 + 61975432.

It is an arithmetic number, because the mean of its divisors is an integer number (61975432).

Almost surely, 2^123950863 is an apocalyptic number.

123950863 is a deficient number, since it is larger than the sum of its proper divisors (1).

123950863 is an equidigital number, since it uses as much as digits as its factorization.

123950863 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 38880, while the sum is 37.

The square root of 123950863 is about 11133.3221906132. The cubic root of 123950863 is about 498.5972187567.

The spelling of 123950863 in words is "one hundred twenty-three million, nine hundred fifty thousand, eight hundred sixty-three".