1016919 has 12 divisors (see below), whose sum is σ = 1484496. Its totient is φ = 670752.

The previous prime is 1016909. The next prime is 1016921. The reversal of 1016919 is 9196101.

It is not a de Polignac number, because 1016919 - 2⁸ = 1016663 is a prime.

It is a super-2 number, since 2×1016919² = 2068248505122, which contains 22 as substring.

It is a Smith number, since the sum of its digits (27) coincides with the sum of the digits of its prime factors.

1016919 is a lucky number.

It is a junction number, because it is equal to n+sod(n) for n = 1016892 and 1016901.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1016909) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 379 + ... + 1475.

It is an arithmetic number, because the mean of its divisors is an integer number (123708).

2^1016919 is an apocalyptic number.

1016919 is a deficient number, since it is larger than the sum of its proper divisors (467577).

1016919 is a wasteful number, since it uses less digits than its factorization.

1016919 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1206 (or 1203 counting only the distinct ones).

The product of its (nonzero) digits is 486, while the sum is 27.

The square root of 1016919 is about 1008.4240179607. The cubic root of 1016919 is about 100.5608156453.

The spelling of 1016919 in words is "one million, sixteen thousand, nine hundred nineteen".