119678869 has 2 divisors, whose sum is σ = 119678870. Its totient is φ = 119678868.

The previous prime is 119678857. The next prime is 119678899. The reversal of 119678869 is 968876911.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 94828644 + 24850225 = 9738^2 + 4985^2 .

It is a cyclic number.

It is not a de Polignac number, because 119678869 - 2⁹ = 119678357 is a prime.

It is a super-2 number, since 2×119678869² = 28646063370238322, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (119678899) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 59839434 + 59839435.

It is an arithmetic number, because the mean of its divisors is an integer number (59839435).

Almost surely, 2^119678869 is an apocalyptic number.

It is an amenable number.

119678869 is a deficient number, since it is larger than the sum of its proper divisors (1).

119678869 is an equidigital number, since it uses as much as digits as its factorization.

119678869 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1306368, while the sum is 55.

The square root of 119678869 is about 10939.7837730003. The cubic root of 119678869 is about 492.8020344941.

The spelling of 119678869 in words is "one hundred nineteen million, six hundred seventy-eight thousand, eight hundred sixty-nine".