1011254332 has 24 divisors (see below), whose sum is σ = 1932381360. Its totient is φ = 459231360.

The previous prime is 1011254311. The next prime is 1011254339. The reversal of 1011254332 is 2334521101.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (22).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1011254339) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 39498 + ... + 59854.

It is an arithmetic number, because the mean of its divisors is an integer number (80515890).

Almost surely, 2^1011254332 is an apocalyptic number.

It is an amenable number.

1011254332 is a deficient number, since it is larger than the sum of its proper divisors (921127028).

1011254332 is a wasteful number, since it uses less digits than its factorization.

1011254332 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21501 (or 21499 counting only the distinct ones).

The product of its (nonzero) digits is 720, while the sum is 22.

The square root of 1011254332 is about 31800.2253451135. The cubic root of 1011254332 is about 1003.7374580053.

Adding to 1011254332 its reverse (2334521101), we get a palindrome (3345775433).

The spelling of 1011254332 in words is "one billion, eleven million, two hundred fifty-four thousand, three hundred thirty-two".