1001011152 has 40 divisors (see below), whose sum is σ = 2698380864. Its totient is φ = 319162624.

The previous prime is 1001011127. The next prime is 1001011157. The reversal of 1001011152 is 2511101001.

It is a Harshad number since it is a multiple of its sum of digits (12).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1001011157) 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 7 ways as a sum of consecutive naturals, for example, 452253 + ... + 454460.

Almost surely, 2^1001011152 is an apocalyptic number.

1001011152 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1001011152 is an abundant number, since it is smaller than the sum of its proper divisors (1697369712).

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

1001011152 is a wasteful number, since it uses less digits than its factorization.

1001011152 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 906747 (or 906741 counting only the distinct ones).

The product of its (nonzero) digits is 10, while the sum is 12.

The square root of 1001011152 is about 31638.7602791260. The cubic root of 1001011152 is about 1000.3369371273.

Adding to 1001011152 its reverse (2511101001), we get a palindrome (3512112153).

The spelling of 1001011152 in words is "one billion, one million, eleven thousand, one hundred fifty-two".