123054739 has 2 divisors, whose sum is σ = 123054740. Its totient is φ = 123054738.

The previous prime is 123054709. The next prime is 123054791. The reversal of 123054739 is 937450321.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 123054739 - 2¹⁵ = 123021971 is a prime.

It is not a weakly prime, because it can be changed into another prime (123054709) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 61527369 + 61527370.

It is an arithmetic number, because the mean of its divisors is an integer number (61527370).

Almost surely, 2^123054739 is an apocalyptic number.

123054739 is a deficient number, since it is larger than the sum of its proper divisors (1).

123054739 is an equidigital number, since it uses as much as digits as its factorization.

123054739 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 22680, while the sum is 34.

The square root of 123054739 is about 11093.0040566115. The cubic root of 123054739 is about 497.3927467591.

The spelling of 123054739 in words is "one hundred twenty-three million, fifty-four thousand, seven hundred thirty-nine".