1210523056 has 10 divisors (see below), whose sum is σ = 2345388452. Its totient is φ = 605261520.

The previous prime is 1210522931. The next prime is 1210523089. The reversal of 1210523056 is 6503250121.

It is an alternating number because its digits alternate between odd and even.

It is a self number, because there is not a number n which added to its sum of digits gives 1210523056.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 37828830 + ... + 37828861.

Almost surely, 2^1210523056 is an apocalyptic number.

1210523056 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

1210523056 is a deficient number, since it is larger than the sum of its proper divisors (1134865396).

1210523056 is an equidigital number, since it uses as much as digits as its factorization.

1210523056 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 75657699 (or 75657693 counting only the distinct ones).

The product of its (nonzero) digits is 1800, while the sum is 25.

The square root of 1210523056 is about 34792.5718508994. The cubic root of 1210523056 is about 1065.7557600035.

Adding to 1210523056 its reverse (6503250121), we get a palindrome (7713773177).

The spelling of 1210523056 in words is "one billion, two hundred ten million, five hundred twenty-three thousand, fifty-six".