10315919 has 2 divisors, whose sum is σ = 10315920. Its totient is φ = 10315918.

The previous prime is 10315913. The next prime is 10315927. The reversal of 10315919 is 91951301.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-10315919 is a prime.

It is a super-2 number, since 2×10315919² = 212836369629122, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 10315891 and 10315900.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (10315913) 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, 5157959 + 5157960.

It is an arithmetic number, because the mean of its divisors is an integer number (5157960).

Almost surely, 2^10315919 is an apocalyptic number.

10315919 is a deficient number, since it is larger than the sum of its proper divisors (1).

10315919 is an equidigital number, since it uses as much as digits as its factorization.

10315919 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1215, while the sum is 29.

The square root of 10315919 is about 3211.8404381289. The cubic root of 10315919 is about 217.6887444282.

The spelling of 10315919 in words is "ten million, three hundred fifteen thousand, nine hundred nineteen".