1225695050 has 48 divisors (see below), whose sum is σ = 2370681600. Its totient is φ = 470966400.

The previous prime is 1225695011. The next prime is 1225695061. The reversal of 1225695050 is 505965221.

It is a self number, because there is not a number n which added to its sum of digits gives 1225695050.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 212606 + ... + 218294.

It is an arithmetic number, because the mean of its divisors is an integer number (49389200).

Almost surely, 2^1225695050 is an apocalyptic number.

1225695050 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1225695050 is a deficient number, since it is larger than the sum of its proper divisors (1144986550).

1225695050 is a wasteful number, since it uses less digits than its factorization.

With its successor (1225695051) it forms a Ruth-Aaron pair, since the sum of their distinct prime factors is the same (5866).

With its successor (1225695051) it forms an eRAP, since the sums of their prime factors are consecutive (5871 and 5872).

1225695050 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5871 (or 5866 counting only the distinct ones).

The product of its (nonzero) digits is 27000, while the sum is 35.

The square root of 1225695050 is about 35009.9278776749. The cubic root of 1225695050 is about 1070.1898082354.

The spelling of 1225695050 in words is "one billion, two hundred twenty-five million, six hundred ninety-five thousand, fifty".