1219411364 has 12 divisors (see below), whose sum is σ = 2134381788. Its totient is φ = 609588000.

The previous prime is 1219411357. The next prime is 1219411367. The reversal of 1219411364 is 4631149121.

It can be written as a sum of positive squares in 2 ways, for example, as 842740900 + 376670464 = 29030^2 + 19408^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 1219411364.

It is not an unprimeable number, because it can be changed into a prime (1219411367) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3587 + ... + 49514.

It is an arithmetic number, because the mean of its divisors is an integer number (177865149).

Almost surely, 2^1219411364 is an apocalyptic number.

It is an amenable number.

1219411364 is a deficient number, since it is larger than the sum of its proper divisors (914970424).

1219411364 is a wasteful number, since it uses less digits than its factorization.

1219411364 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 58846 (or 58844 counting only the distinct ones).

The product of its digits is 5184, while the sum is 32.

The square root of 1219411364 is about 34920.0710766745. The cubic root of 1219411364 is about 1068.3578513917.

The spelling of 1219411364 in words is "one billion, two hundred nineteen million, four hundred eleven thousand, three hundred sixty-four".