1189948 has 6 divisors (see below), whose sum is σ = 2082416. Its totient is φ = 594972.

The previous prime is 1189933. The next prime is 1189967. The reversal of 1189948 is 8499811.

It is a self number, because there is not a number n which added to its sum of digits gives 1189948.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 148740 + ... + 148747.

2^1189948 is an apocalyptic number.

It is an amenable number.

1189948 is a deficient number, since it is larger than the sum of its proper divisors (892468).

1189948 is a wasteful number, since it uses less digits than its factorization.

1189948 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 297491 (or 297489 counting only the distinct ones).

The product of its digits is 20736, while the sum is 40.

The square root of 1189948 is about 1090.8473770423. The cubic root of 1189948 is about 105.9683066516.

The spelling of 1189948 in words is "one million, one hundred eighty-nine thousand, nine hundred forty-eight".