1043219123 has 4 divisors (see below), whose sum is σ = 1053347568. Its totient is φ = 1033090680.

The previous prime is 1043219113. The next prime is 1043219137. The reversal of 1043219123 is 3219123401.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 1043219123 - 2⁸ = 1043218867 is a prime.

It is a super-2 number, since 2×1043219123² = 2176612277185778258, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1043219092 and 1043219101.

It is not an unprimeable number, because it can be changed into a prime (1043219113) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5064068 + ... + 5064273.

It is an arithmetic number, because the mean of its divisors is an integer number (263336892).

Almost surely, 2^1043219123 is an apocalyptic number.

1043219123 is a deficient number, since it is larger than the sum of its proper divisors (10128445).

1043219123 is a wasteful number, since it uses less digits than its factorization.

1043219123 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10128444.

The product of its (nonzero) digits is 1296, while the sum is 26.

The square root of 1043219123 is about 32298.9028141824. The cubic root of 1043219123 is about 1014.2036747854.

The spelling of 1043219123 in words is "one billion, forty-three million, two hundred nineteen thousand, one hundred twenty-three".