106837891 has 2 divisors, whose sum is σ = 106837892. Its totient is φ = 106837890.

The previous prime is 106837879. The next prime is 106837903. The reversal of 106837891 is 198738601.

It is a balanced prime because it is at equal distance from previous prime (106837879) and next prime (106837903).

It is an emirp because it is prime and its reverse (198738601) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 106837891 - 2¹³ = 106829699 is a prime.

It is a super-2 number, since 2×106837891² = 22828669906655762, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (106837831) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 53418945 + 53418946.

It is an arithmetic number, because the mean of its divisors is an integer number (53418946).

Almost surely, 2^106837891 is an apocalyptic number.

106837891 is a deficient number, since it is larger than the sum of its proper divisors (1).

106837891 is an equidigital number, since it uses as much as digits as its factorization.

106837891 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 72576, while the sum is 43.

The square root of 106837891 is about 10336.2416283676. The cubic root of 106837891 is about 474.5060660568.

The spelling of 106837891 in words is "one hundred six million, eight hundred thirty-seven thousand, eight hundred ninety-one".