1234054399 has 4 divisors (see below), whose sum is σ = 1234182664. Its totient is φ = 1233926136.

The previous prime is 1234054379. The next prime is 1234054421. The reversal of 1234054399 is 9934504321.

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 1234054399 - 2⁷ = 1234054271 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1234054319) 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, 48417 + ... + 69370.

It is an arithmetic number, because the mean of its divisors is an integer number (308545666).

Almost surely, 2^1234054399 is an apocalyptic number.

1234054399 is a deficient number, since it is larger than the sum of its proper divisors (128265).

1234054399 is a wasteful number, since it uses less digits than its factorization.

1234054399 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 128264.

The product of its (nonzero) digits is 116640, while the sum is 40.

The square root of 1234054399 is about 35129.1104214155. The cubic root of 1234054399 is about 1072.6172279821.

The spelling of 1234054399 in words is "one billion, two hundred thirty-four million, fifty-four thousand, three hundred ninety-nine".