1121230057 has 8 divisors (see below), whose sum is σ = 1130220000. Its totient is φ = 1112252064.

The previous prime is 1121230051. The next prime is 1121230063. The reversal of 1121230057 is 7500321211.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (1121230051) and next prime (1121230063).

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1121230057 - 2³ = 1121230049 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1121230051) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 318694 + ... + 322192.

It is an arithmetic number, because the mean of its divisors is an integer number (141277500).

Almost surely, 2^1121230057 is an apocalyptic number.

It is an amenable number.

1121230057 is a deficient number, since it is larger than the sum of its proper divisors (8989943).

1121230057 is a wasteful number, since it uses less digits than its factorization.

1121230057 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5975.

The product of its (nonzero) digits is 420, while the sum is 22.

The square root of 1121230057 is about 33484.7735097611. The cubic root of 1121230057 is about 1038.8788636389.

Adding to 1121230057 its reverse (7500321211), we get a palindrome (8621551268).

The spelling of 1121230057 in words is "one billion, one hundred twenty-one million, two hundred thirty thousand, fifty-seven".