1264485116 has 6 divisors (see below), whose sum is σ = 2212848960. Its totient is φ = 632242556.

The previous prime is 1264485091. The next prime is 1264485119. The reversal of 1264485116 is 6115844621.

It is a self number, because there is not a number n which added to its sum of digits gives 1264485116.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1264485119) by changing a digit.

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 as a sum of consecutive naturals, namely, 158060636 + ... + 158060643.

It is an arithmetic number, because the mean of its divisors is an integer number (368808160).

Almost surely, 2^1264485116 is an apocalyptic number.

It is an amenable number.

1264485116 is a deficient number, since it is larger than the sum of its proper divisors (948363844).

1264485116 is a wasteful number, since it uses less digits than its factorization.

1264485116 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 316121283 (or 316121281 counting only the distinct ones).

The product of its digits is 46080, while the sum is 38.

The square root of 1264485116 is about 35559.5994915578. The cubic root of 1264485116 is about 1081.3623400000.

The spelling of 1264485116 in words is "one billion, two hundred sixty-four million, four hundred eighty-five thousand, one hundred sixteen".