1061001012 has 48 divisors (see below), whose sum is σ = 2555320320. Its totient is φ = 342468192.

The previous prime is 1061000987. The next prime is 1061001041. The reversal of 1061001012 is 2101001601.

It is a happy number.

It is a super-2 number, since 2×1061001012² = 2251446294930048288, which contains 22 as substring.

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

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 36253 + ... + 58619.

It is an arithmetic number, because the mean of its divisors is an integer number (53235840).

Almost surely, 2^1061001012 is an apocalyptic number.

1061001012 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1061001012 is an abundant number, since it is smaller than the sum of its proper divisors (1494319308).

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

1061001012 is a wasteful number, since it uses less digits than its factorization.

1061001012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22500 (or 22498 counting only the distinct ones).

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

The square root of 1061001012 is about 32573.0104841416. The cubic root of 1061001012 is about 1019.9336788866.

Adding to 1061001012 its reverse (2101001601), we get a palindrome (3162002613).

The spelling of 1061001012 in words is "one billion, sixty-one million, one thousand, twelve".