1149396216 has 16 divisors (see below), whose sum is σ = 2873490600. Its totient is φ = 383132064.

The previous prime is 1149396211. The next prime is 1149396217. The reversal of 1149396216 is 6126939411.

It is a super-2 number, since 2×1149396216² = 2642223322710237312, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1149396211) 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, 23945731 + ... + 23945778.

Almost surely, 2^1149396216 is an apocalyptic number.

It is an amenable number.

1149396216 is an abundant number, since it is smaller than the sum of its proper divisors (1724094384).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1149396216 is a wasteful number, since it uses less digits than its factorization.

1149396216 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 47891518 (or 47891514 counting only the distinct ones).

The product of its digits is 69984, while the sum is 42.

The square root of 1149396216 is about 33902.7464374201. The cubic root of 1149396216 is about 1047.5061650763.

The spelling of 1149396216 in words is "one billion, one hundred forty-nine million, three hundred ninety-six thousand, two hundred sixteen".