1248820227 has 16 divisors (see below), whose sum is σ = 1854336000. Its totient is φ = 830642472.

The previous prime is 1248820117. The next prime is 1248820231. The reversal of 1248820227 is 7220288421.

It is not a de Polignac number, because 1248820227 - 2¹² = 1248816131 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1248820191 and 1248820200.

It is not an unprimeable number, because it can be changed into a prime (1248820247) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 40827 + ... + 64532.

It is an arithmetic number, because the mean of its divisors is an integer number (115896000).

Almost surely, 2^1248820227 is an apocalyptic number.

1248820227 is a deficient number, since it is larger than the sum of its proper divisors (605515773).

1248820227 is a wasteful number, since it uses less digits than its factorization.

1248820227 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 105807 (or 105801 counting only the distinct ones).

The product of its (nonzero) digits is 28672, while the sum is 36.

The square root of 1248820227 is about 35338.6506109104. The cubic root of 1248820227 is about 1076.8783391566.

The spelling of 1248820227 in words is "one billion, two hundred forty-eight million, eight hundred twenty thousand, two hundred twenty-seven".