103278977 has 2 divisors, whose sum is σ = 103278978. Its totient is φ = 103278976.

The previous prime is 103278971. The next prime is 103278983. The reversal of 103278977 is 779872301.

It is a balanced prime because it is at equal distance from previous prime (103278971) and next prime (103278983).

It can be written as a sum of positive squares in only one way, i.e., 66324736 + 36954241 = 8144^2 + 6079^2 .

It is a cyclic number.

It is not a de Polignac number, because 103278977 - 2¹⁰ = 103277953 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (103278971) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 51639488 + 51639489.

It is an arithmetic number, because the mean of its divisors is an integer number (51639489).

Almost surely, 2^103278977 is an apocalyptic number.

It is an amenable number.

103278977 is a deficient number, since it is larger than the sum of its proper divisors (1).

103278977 is an equidigital number, since it uses as much as digits as its factorization.

103278977 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 148176, while the sum is 44.

The square root of 103278977 is about 10162.6264813777. The cubic root of 103278977 is about 469.1776429968.

The spelling of 103278977 in words is "one hundred three million, two hundred seventy-eight thousand, nine hundred seventy-seven".