1061012521246 has 8 divisors (see below), whose sum is σ = 1591526210904. Its totient is φ = 530503784280.

The previous prime is 1061012521243. The next prime is 1061012521291. The reversal of 1061012521246 is 6421252101601.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×1061012521246² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1061012521241) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 645945 + ... + 1593508.

It is an arithmetic number, because the mean of its divisors is an integer number (198940776363).

Almost surely, 2^{1061012521246} is an apocalyptic number.

1061012521246 is a deficient number, since it is larger than the sum of its proper divisors (530513689658).

1061012521246 is a wasteful number, since it uses less digits than its factorization.

1061012521246 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2476346.

The product of its (nonzero) digits is 5760, while the sum is 31.

Adding to 1061012521246 its reverse (6421252101601), we get a palindrome (7482264622847).

The spelling of 1061012521246 in words is "one trillion, sixty-one billion, twelve million, five hundred twenty-one thousand, two hundred forty-six".