1154032401 has 4 divisors (see below), whose sum is σ = 1538709872. Its totient is φ = 769354932.

The previous prime is 1154032357. The next prime is 1154032421. The reversal of 1154032401 is 1042304511.

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.

It is not a de Polignac number, because 1154032401 - 2⁷ = 1154032273 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1154032421) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 192338731 + ... + 192338736.

It is an arithmetic number, because the mean of its divisors is an integer number (384677468).

Almost surely, 2^1154032401 is an apocalyptic number.

It is an amenable number.

1154032401 is a deficient number, since it is larger than the sum of its proper divisors (384677471).

1154032401 is an equidigital number, since it uses as much as digits as its factorization.

1154032401 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 384677470.

The product of its (nonzero) digits is 480, while the sum is 21.

The square root of 1154032401 is about 33971.0523975929. The cubic root of 1154032401 is about 1048.9126766829.

Adding to 1154032401 its reverse (1042304511), we get a palindrome (2196336912).

The spelling of 1154032401 in words is "one billion, one hundred fifty-four million, thirty-two thousand, four hundred one".