123400104040907 has 2 divisors, whose sum is σ = 123400104040908. Its totient is φ = 123400104040906.

The previous prime is 123400104040877. The next prime is 123400104041003. The reversal of 123400104040907 is 709040401004321.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 123400104040907 - 2¹⁴ = 123400104024523 is a prime.

It is a super-2 number, since 2×123400104040907² (a number of 29 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (123400104000907) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 61700052020453 + 61700052020454.

It is an arithmetic number, because the mean of its divisors is an integer number (61700052020454).

Almost surely, 2^{123400104040907} is an apocalyptic number.

123400104040907 is a deficient number, since it is larger than the sum of its proper divisors (1).

123400104040907 is an equidigital number, since it uses as much as digits as its factorization.

123400104040907 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 24192, while the sum is 35.

The spelling of 123400104040907 in words is "one hundred twenty-three trillion, four hundred billion, one hundred four million, forty thousand, nine hundred seven".