1154521354 has 32 divisors (see below), whose sum is σ = 2029587840. Its totient is φ = 482347008.

The previous prime is 1154521343. The next prime is 1154521367. The reversal of 1154521354 is 4531254511.

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 84642 + ... + 97330.

It is an arithmetic number, because the mean of its divisors is an integer number (63424620).

Almost surely, 2^1154521354 is an apocalyptic number.

1154521354 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

1154521354 is a deficient number, since it is larger than the sum of its proper divisors (875066486).

1154521354 is a wasteful number, since it uses less digits than its factorization.

1154521354 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12862.

The product of its digits is 12000, while the sum is 31.

The square root of 1154521354 is about 33978.2482479600. The cubic root of 1154521354 is about 1049.0607940102.

Adding to 1154521354 its reverse (4531254511), we get a palindrome (5685775865).

The spelling of 1154521354 in words is "one billion, one hundred fifty-four million, five hundred twenty-one thousand, three hundred fifty-four".