108620977 has 2 divisors, whose sum is σ = 108620978. Its totient is φ = 108620976.

The previous prime is 108620933. The next prime is 108621017. The reversal of 108620977 is 779026801.

It is an a-pointer prime, because the next prime (108621017) can be obtained adding 108620977 to its sum of digits (40).

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 87909376 + 20711601 = 9376^2 + 4551^2 .

It is a cyclic number.

It is not a de Polignac number, because 108620977 - 2¹¹ = 108618929 is a prime.

It is not a weakly prime, because it can be changed into another prime (108620917) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 54310488 + 54310489.

It is an arithmetic number, because the mean of its divisors is an integer number (54310489).

Almost surely, 2^108620977 is an apocalyptic number.

It is an amenable number.

108620977 is a deficient number, since it is larger than the sum of its proper divisors (1).

108620977 is an equidigital number, since it uses as much as digits as its factorization.

108620977 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 42336, while the sum is 40.

The square root of 108620977 is about 10422.1387920139. The cubic root of 108620977 is about 477.1312936375.

The spelling of 108620977 in words is "one hundred eight million, six hundred twenty thousand, nine hundred seventy-seven".