1204155248 has 40 divisors (see below), whose sum is σ = 2562633600. Its totient is φ = 545586624.

The previous prime is 1204155223. The next prime is 1204155263. The reversal of 1204155248 is 8425514021.

It is a super-2 number, since 2×1204155248² = 2899979722571883008, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 79118 + ... + 93101.

It is an arithmetic number, because the mean of its divisors is an integer number (64065840).

Almost surely, 2^1204155248 is an apocalyptic number.

It is an amenable number.

1204155248 is an abundant number, since it is smaller than the sum of its proper divisors (1358478352).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1204155248 is a wasteful number, since it uses less digits than its factorization.

1204155248 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 172269 (or 172263 counting only the distinct ones).

The product of its (nonzero) digits is 12800, while the sum is 32.

The square root of 1204155248 is about 34700.9401601743. The cubic root of 1204155248 is about 1063.8837144666.

Adding to 1204155248 its reverse (8425514021), we get a palindrome (9629669269).

The spelling of 1204155248 in words is "one billion, two hundred four million, one hundred fifty-five thousand, two hundred forty-eight".