1241788 has 6 divisors (see below), whose sum is σ = 2173136. Its totient is φ = 620892.

The previous prime is 1241771. The next prime is 1241789. The reversal of 1241788 is 8871421.

It is an Ulam number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1241789) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 155220 + ... + 155227.

2^1241788 is an apocalyptic number.

It is an amenable number.

1241788 is a deficient number, since it is larger than the sum of its proper divisors (931348).

1241788 is a wasteful number, since it uses less digits than its factorization.

1241788 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 310451 (or 310449 counting only the distinct ones).

The product of its digits is 3584, while the sum is 31.

The square root of 1241788 is about 1114.3554190652. The cubic root of 1241788 is about 107.4853197909.

The spelling of 1241788 in words is "one million, two hundred forty-one thousand, seven hundred eighty-eight".