1264448883 has 12 divisors (see below), whose sum is σ = 1715005448. Its totient is φ = 828671520.

The previous prime is 1264448837. The next prime is 1264448903. The reversal of 1264448883 is 3888444621.

It is not a de Polignac number, because 1264448883 - 2⁹ = 1264448371 is a prime.

It is a super-5 number, since 5×1264448883⁵ (a number of 47 digits) contains 55555 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1264448813) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 50098 + ... + 70983.

Almost surely, 2^1264448883 is an apocalyptic number.

1264448883 is a deficient number, since it is larger than the sum of its proper divisors (450556565).

1264448883 is an equidigital number, since it uses as much as digits as its factorization.

1264448883 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 121202 (or 121143 counting only the distinct ones).

The product of its digits is 1179648, while the sum is 48.

The square root of 1264448883 is about 35559.0900192904. The cubic root of 1264448883 is about 1081.3520113227.

The spelling of 1264448883 in words is "one billion, two hundred sixty-four million, four hundred forty-eight thousand, eight hundred eighty-three".