1011264208 has 40 divisors (see below), whose sum is σ = 2068776320. Its totient is φ = 477550080.

The previous prime is 1011264203. The next prime is 1011264251. The reversal of 1011264208 is 8024621101.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1011264203) 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, 97513 + ... + 107383.

It is an arithmetic number, because the mean of its divisors is an integer number (51719408).

Almost surely, 2^1011264208 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1011264208, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1034388160).

1011264208 is an abundant number, since it is smaller than the sum of its proper divisors (1057512112).

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

1011264208 is a wasteful number, since it uses less digits than its factorization.

1011264208 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10235 (or 10229 counting only the distinct ones).

The product of its (nonzero) digits is 768, while the sum is 25.

The square root of 1011264208 is about 31800.3806266529. The cubic root of 1011264208 is about 1003.7407255245.

Adding to 1011264208 its reverse (8024621101), we get a palindrome (9035885309).

The spelling of 1011264208 in words is "one billion, eleven million, two hundred sixty-four thousand, two hundred eight".