10780403 has 2 divisors, whose sum is σ = 10780404. Its totient is φ = 10780402.

The previous prime is 10780387. The next prime is 10780433. The reversal of 10780403 is 30408701.

It is a happy number.

It is a weak prime.

It is an emirp because it is prime and its reverse (30408701) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 10780403 - 2⁴ = 10780387 is a prime.

It is not a weakly prime, because it can be changed into another prime (10780433) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5390201 + 5390202.

It is an arithmetic number, because the mean of its divisors is an integer number (5390202).

Almost surely, 2^10780403 is an apocalyptic number.

10780403 is a deficient number, since it is larger than the sum of its proper divisors (1).

10780403 is an equidigital number, since it uses as much as digits as its factorization.

10780403 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 672, while the sum is 23.

The square root of 10780403 is about 3283.3524026519. The cubic root of 10780403 is about 220.9081127392.

The spelling of 10780403 in words is "ten million, seven hundred eighty thousand, four hundred three".