1204451256 has 32 divisors (see below), whose sum is σ = 3012143760. Its totient is φ = 401348352.

The previous prime is 1204451251. The next prime is 1204451267. The reversal of 1204451256 is 6521544021.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1204451251) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 85446 + ... + 98538.

Almost surely, 2^1204451256 is an apocalyptic number.

It is an amenable number.

1204451256 is an abundant number, since it is smaller than the sum of its proper divisors (1807692504).

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

1204451256 is a wasteful number, since it uses less digits than its factorization.

1204451256 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16935 (or 16931 counting only the distinct ones).

The product of its (nonzero) digits is 9600, while the sum is 30.

The square root of 1204451256 is about 34705.2050274883. The cubic root of 1204451256 is about 1063.9708827089.

Adding to 1204451256 its reverse (6521544021), we get a palindrome (7725995277).

The spelling of 1204451256 in words is "one billion, two hundred four million, four hundred fifty-one thousand, two hundred fifty-six".