1123253419 has 8 divisors (see below), whose sum is σ = 1193853440. Its totient is φ = 1053801576.

The previous prime is 1123253407. The next prime is 1123253429. The reversal of 1123253419 is 9143523211.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1123253419 - 2¹⁷ = 1123122347 is a prime.

It is a super-2 number, since 2×1123253419² = 2523396486590379122, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1123253429) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 285027 + ... + 288940.

It is an arithmetic number, because the mean of its divisors is an integer number (149231680).

Almost surely, 2^1123253419 is an apocalyptic number.

1123253419 is a gapful number since it is divisible by the number (19) formed by its first and last digit.

1123253419 is a deficient number, since it is larger than the sum of its proper divisors (70600021).

1123253419 is a wasteful number, since it uses less digits than its factorization.

1123253419 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 574089.

The product of its digits is 6480, while the sum is 31.

The square root of 1123253419 is about 33514.9730568294. The cubic root of 1123253419 is about 1039.5034053597.

The spelling of 1123253419 in words is "one billion, one hundred twenty-three million, two hundred fifty-three thousand, four hundred nineteen".