10431403387 has 2 divisors, whose sum is σ = 10431403388. Its totient is φ = 10431403386.

The previous prime is 10431403363. The next prime is 10431403471. The reversal of 10431403387 is 78330413401.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 10431403387 - 2⁷ = 10431403259 is a prime.

It is not a weakly prime, because it can be changed into another prime (10431473387) 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, 5215701693 + 5215701694.

It is an arithmetic number, because the mean of its divisors is an integer number (5215701694).

Almost surely, 2^10431403387 is an apocalyptic number.

10431403387 is a deficient number, since it is larger than the sum of its proper divisors (1).

10431403387 is an equidigital number, since it uses as much as digits as its factorization.

10431403387 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 24192, while the sum is 34.

Adding to 10431403387 its reverse (78330413401), we get a palindrome (88761816788).

The spelling of 10431403387 in words is "ten billion, four hundred thirty-one million, four hundred three thousand, three hundred eighty-seven".