1034400423 has 8 divisors (see below), whose sum is σ = 1576229248. Its totient is φ = 591085944.

The previous prime is 1034400373. The next prime is 1034400443. The reversal of 1034400423 is 3240044301.

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

It is not a de Polignac number, because 1034400423 - 2⁶ = 1034400359 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (21), and also a Moran number because the ratio is a prime number: 49257163 = 1034400423 / (1 + 0 + 3 + 4 + 4 + 0 + 0 + 4 + 2 + 3).

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 1034400423.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1034400443) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 24628561 + ... + 24628602.

It is an arithmetic number, because the mean of its divisors is an integer number (197028656).

Almost surely, 2^1034400423 is an apocalyptic number.

1034400423 is a deficient number, since it is larger than the sum of its proper divisors (541828825).

1034400423 is an equidigital number, since it uses as much as digits as its factorization.

1034400423 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 49257173.

The product of its (nonzero) digits is 1152, while the sum is 21.

The square root of 1034400423 is about 32162.0960604249. The cubic root of 1034400423 is about 1011.3377766811.

Adding to 1034400423 its reverse (3240044301), we get a palindrome (4274444724).

The spelling of 1034400423 in words is "one billion, thirty-four million, four hundred thousand, four hundred twenty-three".