1056213363 has 8 divisors (see below), whose sum is σ = 1482404800. Its totient is φ = 667082088.

The previous prime is 1056213329. The next prime is 1056213391. The reversal of 1056213363 is 3633126501.

It is a happy number.

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

It is not a de Polignac number, because 1056213363 - 2⁶ = 1056213299 is a prime.

It is a super-2 number, since 2×1056213363² = 2231173336359539538, which contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 1056213363.

It is not an unprimeable number, because it can be changed into a prime (1056213313) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9264973 + ... + 9265086.

It is an arithmetic number, because the mean of its divisors is an integer number (185300600).

Almost surely, 2^1056213363 is an apocalyptic number.

1056213363 is a deficient number, since it is larger than the sum of its proper divisors (426191437).

1056213363 is a wasteful number, since it uses less digits than its factorization.

1056213363 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18530081.

The product of its (nonzero) digits is 9720, while the sum is 30.

The square root of 1056213363 is about 32499.4363489584. The cubic root of 1056213363 is about 1018.3972531709.

Adding to 1056213363 its reverse (3633126501), we get a palindrome (4689339864).

The spelling of 1056213363 in words is "one billion, fifty-six million, two hundred thirteen thousand, three hundred sixty-three".