1051223636 has 12 divisors (see below), whose sum is σ = 1839868800. Its totient is φ = 525546840.

The previous prime is 1051223633. The next prime is 1051223651. The reversal of 1051223636 is 6363221501.

1051223636 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×1051223636² = 2210142265770120992, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1051223599 and 1051223608.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1051223633) 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, 52151 + ... + 69441.

It is an arithmetic number, because the mean of its divisors is an integer number (153322400).

Almost surely, 2^1051223636 is an apocalyptic number.

It is an amenable number.

1051223636 is a deficient number, since it is larger than the sum of its proper divisors (788645164).

1051223636 is a wasteful number, since it uses less digits than its factorization.

1051223636 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32494 (or 32492 counting only the distinct ones).

The product of its (nonzero) digits is 6480, while the sum is 29.

The square root of 1051223636 is about 32422.5791077761. The cubic root of 1051223636 is about 1016.7910286760.

The spelling of 1051223636 in words is "one billion, fifty-one million, two hundred twenty-three thousand, six hundred thirty-six".