106315918 has 4 divisors (see below), whose sum is σ = 159473880. Its totient is φ = 53157958.

The previous prime is 106315889. The next prime is 106315931. The reversal of 106315918 is 819513601.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 819513601 = 127 ⋅6452863.

It is a super-2 number, since 2×106315918² = 22606148840365448, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26578978 + ... + 26578981.

It is an arithmetic number, because the mean of its divisors is an integer number (39868470).

Almost surely, 2^106315918 is an apocalyptic number.

106315918 is a deficient number, since it is larger than the sum of its proper divisors (53157962).

106315918 is an equidigital number, since it uses as much as digits as its factorization.

106315918 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 53157961.

The product of its (nonzero) digits is 6480, while the sum is 34.

The square root of 106315918 is about 10310.9610609293. The cubic root of 106315918 is about 473.7320466228.

The spelling of 106315918 in words is "one hundred six million, three hundred fifteen thousand, nine hundred eighteen".