1011263214 has 96 divisors (see below), whose sum is σ = 2307170304. Its totient is φ = 294952320.

The previous prime is 1011263213. The next prime is 1011263261. The reversal of 1011263214 is 4123621101.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1011263213) 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 in 47 ways as a sum of consecutive naturals, for example, 1665699 + ... + 1666305.

It is an arithmetic number, because the mean of its divisors is an integer number (24033024).

Almost surely, 2^1011263214 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1011263214, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1153585152).

1011263214 is an abundant number, since it is smaller than the sum of its proper divisors (1295907090).

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

1011263214 is a wasteful number, since it uses less digits than its factorization.

1011263214 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 722 (or 709 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 21.

The square root of 1011263214 is about 31800.3649979053. The cubic root of 1011263214 is about 1003.7403966561.

Adding to 1011263214 its reverse (4123621101), we get a palindrome (5134884315).

The spelling of 1011263214 in words is "one billion, eleven million, two hundred sixty-three thousand, two hundred fourteen".