1154004122 has 16 divisors (see below), whose sum is σ = 1774484712. Its totient is φ = 562529280.

The previous prime is 1154004119. The next prime is 1154004127. The reversal of 1154004122 is 2214004511.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 860190241 + 293813881 = 29329^2 + 17141^2 .

It is a super-3 number, since 3×1154004122³ (a number of 28 digits) contains 333 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1154004094 and 1154004103.

It is not an unprimeable number, because it can be changed into a prime (1154004127) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 135008 + ... + 143300.

Almost surely, 2^1154004122 is an apocalyptic number.

1154004122 is a deficient number, since it is larger than the sum of its proper divisors (620480590).

1154004122 is a wasteful number, since it uses less digits than its factorization.

1154004122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10033.

The product of its (nonzero) digits is 320, while the sum is 20.

The square root of 1154004122 is about 33970.6361730245. The cubic root of 1154004122 is about 1048.9041089154.

Adding to 1154004122 its reverse (2214004511), we get a palindrome (3368008633).

The spelling of 1154004122 in words is "one billion, one hundred fifty-four million, four thousand, one hundred twenty-two".