67113923 has 2 divisors, whose sum is σ = 67113924. Its totient is φ = 67113922.

The previous prime is 67113919. The next prime is 67113929. The reversal of 67113923 is 32931176.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 67113923 - 2² = 67113919 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 67113923.

It is not a weakly prime, because it can be changed into another prime (67113929) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 33556961 + 33556962.

It is an arithmetic number, because the mean of its divisors is an integer number (33556962).

Almost surely, 2^67113923 is an apocalyptic number.

67113923 is a deficient number, since it is larger than the sum of its proper divisors (1).

67113923 is an equidigital number, since it uses as much as digits as its factorization.

67113923 is an evil number, because the sum of its binary digits is even.

The product of its digits is 6804, while the sum is 32.

The square root of 67113923 is about 8192.3087710364. The cubic root of 67113923 is about 406.3848805620.

The spelling of 67113923 in words is "sixty-seven million, one hundred thirteen thousand, nine hundred twenty-three".