1121030250 has 32 divisors (see below), whose sum is σ = 2798093376. Its totient is φ = 298941200.

The previous prime is 1121030237. The next prime is 1121030263. The reversal of 1121030250 is 520301211.

It is an interprime number because it is at equal distance from previous prime (1121030237) and next prime (1121030263).

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 746604 + ... + 748103.

It is an arithmetic number, because the mean of its divisors is an integer number (87440418).

Almost surely, 2^1121030250 is an apocalyptic number.

1121030250 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1121030250 is an abundant number, since it is smaller than the sum of its proper divisors (1677063126).

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

1121030250 is a wasteful number, since it uses less digits than its factorization.

1121030250 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1494727 (or 1494717 counting only the distinct ones).

The product of its (nonzero) digits is 60, while the sum is 15.

The square root of 1121030250 is about 33481.7898267103. The cubic root of 1121030250 is about 1038.8171493935.

Adding to 1121030250 its reverse (520301211), we get a palindrome (1641331461).

The spelling of 1121030250 in words is "one billion, one hundred twenty-one million, thirty thousand, two hundred fifty".