1049223519 has 12 divisors (see below), whose sum is σ = 1516176792. Its totient is φ = 699190800.

The previous prime is 1049223473. The next prime is 1049223523. The reversal of 1049223519 is 9153229401.

It is a de Polignac number, because none of the positive numbers 2^k-1049223519 is a prime.

It is a super-2 number, since 2×1049223519² = 2201739985645486722, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1049223559) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 252 + ... + 45809.

It is an arithmetic number, because the mean of its divisors is an integer number (126348066).

Almost surely, 2^1049223519 is an apocalyptic number.

1049223519 is a deficient number, since it is larger than the sum of its proper divisors (466953273).

1049223519 is a wasteful number, since it uses less digits than its factorization.

1049223519 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 48598 (or 48595 counting only the distinct ones).

The product of its (nonzero) digits is 19440, while the sum is 36.

The square root of 1049223519 is about 32391.7199142003. The cubic root of 1049223519 is about 1016.1457513920.

The spelling of 1049223519 in words is "one billion, forty-nine million, two hundred twenty-three thousand, five hundred nineteen".