106140889 has 2 divisors, whose sum is σ = 106140890. Its totient is φ = 106140888.

The previous prime is 106140871. The next prime is 106140893. The reversal of 106140889 is 988041601.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 73273600 + 32867289 = 8560^2 + 5733^2 .

It is an emirp because it is prime and its reverse (988041601) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 106140889 - 2¹⁷ = 106009817 is a prime.

It is a super-2 number, since 2×106140889² = 22531776635420642, which contains 22 as substring.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (106140589) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 53070444 + 53070445.

It is an arithmetic number, because the mean of its divisors is an integer number (53070445).

Almost surely, 2^106140889 is an apocalyptic number.

It is an amenable number.

106140889 is a deficient number, since it is larger than the sum of its proper divisors (1).

106140889 is an equidigital number, since it uses as much as digits as its factorization.

106140889 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 13824, while the sum is 37.

The square root of 106140889 is about 10302.4700436352. The cubic root of 106140889 is about 473.4719338322.

The spelling of 106140889 in words is "one hundred six million, one hundred forty thousand, eight hundred eighty-nine".