1254650564 has 6 divisors (see below), whose sum is σ = 2195638494. Its totient is φ = 627325280.

The previous prime is 1254650563. The next prime is 1254650581. The reversal of 1254650564 is 4650564521.

It can be written as a sum of positive squares in only one way, i.e., 1089528064 + 165122500 = 33008^2 + 12850^2 .

It is not an unprimeable number, because it can be changed into a prime (1254650561) 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 as a sum of consecutive naturals, namely, 156831317 + ... + 156831324.

It is an arithmetic number, because the mean of its divisors is an integer number (365939749).

Almost surely, 2^1254650564 is an apocalyptic number.

It is an amenable number.

1254650564 is a deficient number, since it is larger than the sum of its proper divisors (940987930).

1254650564 is a wasteful number, since it uses less digits than its factorization.

1254650564 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 313662645 (or 313662643 counting only the distinct ones).

The product of its (nonzero) digits is 144000, while the sum is 38.

The square root of 1254650564 is about 35421.0469071709. The cubic root of 1254650564 is about 1078.5516032219.

The spelling of 1254650564 in words is "one billion, two hundred fifty-four million, six hundred fifty thousand, five hundred sixty-four".