10400777003 has 2 divisors, whose sum is σ = 10400777004. Its totient is φ = 10400777002.

The previous prime is 10400776993. The next prime is 10400777011. The reversal of 10400777003 is 30077700401.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-10400777003 is a prime.

It is a super-2 number, since 2×10400777003² (a number of 21 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (10400779003) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5200388501 + 5200388502.

It is an arithmetic number, because the mean of its divisors is an integer number (5200388502).

Almost surely, 2^10400777003 is an apocalyptic number.

10400777003 is a deficient number, since it is larger than the sum of its proper divisors (1).

10400777003 is an equidigital number, since it uses as much as digits as its factorization.

10400777003 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 4116, while the sum is 29.

The spelling of 10400777003 in words is "ten billion, four hundred million, seven hundred seventy-seven thousand, three".