106278787 has 2 divisors, whose sum is σ = 106278788. Its totient is φ = 106278786.

The previous prime is 106278737. The next prime is 106278793. The reversal of 106278787 is 787872601.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-106278787 is a prime.

It is a super-2 number, since 2×106278787² = 22590361132382738, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (106278737) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 53139393 + 53139394.

It is an arithmetic number, because the mean of its divisors is an integer number (53139394).

Almost surely, 2^106278787 is an apocalyptic number.

106278787 is a deficient number, since it is larger than the sum of its proper divisors (1).

106278787 is an equidigital number, since it uses as much as digits as its factorization.

106278787 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 263424, while the sum is 46.

The square root of 106278787 is about 10309.1603440823. The cubic root of 106278787 is about 473.6768896493.

The spelling of 106278787 in words is "one hundred six million, two hundred seventy-eight thousand, seven hundred eighty-seven".