1149948396 has 18 divisors (see below), whose sum is σ = 2906814092. Its totient is φ = 383316120.

The previous prime is 1149948377. The next prime is 1149948421. The reversal of 1149948396 is 6938499411.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (18).

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 15971470 + ... + 15971541.

Almost surely, 2^1149948396 is an apocalyptic number.

It is an amenable number.

1149948396 is an abundant number, since it is smaller than the sum of its proper divisors (1756865696).

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

1149948396 is a wasteful number, since it uses less digits than its factorization.

1149948396 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 31943021 (or 31943016 counting only the distinct ones).

The product of its digits is 1679616, while the sum is 54.

The square root of 1149948396 is about 33910.8890476201. The cubic root of 1149948396 is about 1047.6738819309.

It can be divided in two parts, 11499 and 48396, that added together give a palindrome (59895).

The spelling of 1149948396 in words is "one billion, one hundred forty-nine million, nine hundred forty-eight thousand, three hundred ninety-six".