400677103 has 2 divisors, whose sum is σ = 400677104. Its totient is φ = 400677102.

The previous prime is 400677037. The next prime is 400677119. The reversal of 400677103 is 301776004.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-400677103 is a prime.

It is equal to p_21370429 and since 400677103 and 21370429 have the same sum of digits, it is a Honaker prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (400677203) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 200338551 + 200338552.

It is an arithmetic number, because the mean of its divisors is an integer number (200338552).

Almost surely, 2^400677103 is an apocalyptic number.

400677103 is a deficient number, since it is larger than the sum of its proper divisors (1).

400677103 is an equidigital number, since it uses as much as digits as its factorization.

400677103 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3528, while the sum is 28.

The square root of 400677103 is about 20016.9204174868. The cubic root of 400677103 is about 737.2218101600.

The spelling of 400677103 in words is "four hundred million, six hundred seventy-seven thousand, one hundred three".