1227368445 has 16 divisors (see below), whose sum is σ = 1997075520. Its totient is φ = 643501184.

The previous prime is 1227368419. The next prime is 1227368459. The reversal of 1227368445 is 5448637221.

1227368445 is digitally balanced in base 4, because in such base it contains all the possibile digits an equal number of times.

It is a cyclic number.

It is not a de Polignac number, because 1227368445 - 2⁵ = 1227368413 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1227368397 and 1227368406.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 692544 + ... + 694313.

It is an arithmetic number, because the mean of its divisors is an integer number (124817220).

Almost surely, 2^1227368445 is an apocalyptic number.

1227368445 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

1227368445 is a deficient number, since it is larger than the sum of its proper divisors (769707075).

1227368445 is a wasteful number, since it uses less digits than its factorization.

1227368445 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1386924.

The product of its digits is 322560, while the sum is 42.

The square root of 1227368445 is about 35033.8185900424. The cubic root of 1227368445 is about 1070.6766166244.

The spelling of 1227368445 in words is "one billion, two hundred twenty-seven million, three hundred sixty-eight thousand, four hundred forty-five".