1254785604 has 12 divisors (see below), whose sum is σ = 2927833104. Its totient is φ = 418261864.

The previous prime is 1254785599. The next prime is 1254785621. The reversal of 1254785604 is 4065874521.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (12).

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 3 ways as a sum of consecutive naturals, for example, 52282722 + ... + 52282745.

It is an arithmetic number, because the mean of its divisors is an integer number (243986092).

Almost surely, 2^1254785604 is an apocalyptic number.

It is an amenable number.

1254785604 is an abundant number, since it is smaller than the sum of its proper divisors (1673047500).

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

1254785604 is a wasteful number, since it uses less digits than its factorization.

1254785604 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 104565474 (or 104565472 counting only the distinct ones).

The product of its (nonzero) digits is 268800, while the sum is 42.

The square root of 1254785604 is about 35422.9530671851. The cubic root of 1254785604 is about 1078.5902972316.

The spelling of 1254785604 in words is "one billion, two hundred fifty-four million, seven hundred eighty-five thousand, six hundred four".