1146451429 has 4 divisors (see below), whose sum is σ = 1150138080. Its totient is φ = 1142764780.

The previous prime is 1146451417. The next prime is 1146451447. The reversal of 1146451429 is 9241546411.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 9241546411 = 41 ⋅225403571.

It is a cyclic number.

It is not a de Polignac number, because 1146451429 - 2⁹ = 1146450917 is a prime.

It is a super-2 number, since 2×1146451429² = 2628701758112284082, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1146451489) 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, 1842859 + ... + 1843480.

It is an arithmetic number, because the mean of its divisors is an integer number (287534520).

Almost surely, 2^1146451429 is an apocalyptic number.

It is an amenable number.

1146451429 is a deficient number, since it is larger than the sum of its proper divisors (3686651).

1146451429 is an equidigital number, since it uses as much as digits as its factorization.

1146451429 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3686650.

The product of its digits is 34560, while the sum is 37.

The square root of 1146451429 is about 33859.2886664797. The cubic root of 1146451429 is about 1046.6108194448.

The spelling of 1146451429 in words is "one billion, one hundred forty-six million, four hundred fifty-one thousand, four hundred twenty-nine".