1234120729967 has 2 divisors, whose sum is σ = 1234120729968. Its totient is φ = 1234120729966.

The previous prime is 1234120729903. The next prime is 1234120729973. The reversal of 1234120729967 is 7699270214321.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1234120729967 - 2⁶ = 1234120729903 is a prime.

It is a super-2 number, since 2×1234120729967² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1234120729367) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 617060364983 + 617060364984.

It is an arithmetic number, because the mean of its divisors is an integer number (617060364984).

Almost surely, 2^{1234120729967} is an apocalyptic number.

1234120729967 is a deficient number, since it is larger than the sum of its proper divisors (1).

1234120729967 is an equidigital number, since it uses as much as digits as its factorization.

1234120729967 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2286144, while the sum is 53.

The spelling of 1234120729967 in words is "one trillion, two hundred thirty-four billion, one hundred twenty million, seven hundred twenty-nine thousand, nine hundred sixty-seven".