1011248946 has 12 divisors (see below), whose sum is σ = 2191039422. Its totient is φ = 337082976.

The previous prime is 1011248933. The next prime is 1011248971. The reversal of 1011248946 is 6498421101.

It can be written as a sum of positive squares in only one way, i.e., 699338025 + 311910921 = 26445^2 + 17661^2 .

It is a super-3 number, since 3×1011248946³ (a number of 28 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a self number, because there is not a number n which added to its sum of digits gives 1011248946.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 28090231 + ... + 28090266.

Almost surely, 2^1011248946 is an apocalyptic number.

1011248946 is an abundant number, since it is smaller than the sum of its proper divisors (1179790476).

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

1011248946 is a wasteful number, since it uses less digits than its factorization.

1011248946 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 56180505 (or 56180502 counting only the distinct ones).

The product of its (nonzero) digits is 13824, while the sum is 36.

The square root of 1011248946 is about 31800.1406600663. The cubic root of 1011248946 is about 1003.7356760139.

The spelling of 1011248946 in words is "one billion, eleven million, two hundred forty-eight thousand, nine hundred forty-six".