1255024004 has 24 divisors (see below), whose sum is σ = 2404018008. Its totient is φ = 569744640.

The previous prime is 1255023989. The next prime is 1255024019. The reversal of 1255024004 is 4004205521.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (1255023989) and next prime (1255024019).

It can be written as a sum of positive squares in 4 ways, for example, as 96983104 + 1158040900 = 9848^2 + 34030^2 .

It is an unprimeable number.

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, 194657 + ... + 201000.

It is an arithmetic number, because the mean of its divisors is an integer number (100167417).

Almost surely, 2^1255024004 is an apocalyptic number.

It is an amenable number.

1255024004 is a deficient number, since it is larger than the sum of its proper divisors (1148994004).

1255024004 is a wasteful number, since it uses less digits than its factorization.

1255024004 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 395735 (or 395733 counting only the distinct ones).

The product of its (nonzero) digits is 1600, while the sum is 23.

The square root of 1255024004 is about 35426.3179571346. The cubic root of 1255024004 is about 1078.6586009703.

Adding to 1255024004 its reverse (4004205521), we get a palindrome (5259229525).

The spelling of 1255024004 in words is "one billion, two hundred fifty-five million, twenty-four thousand, four".