1121250677 has 4 divisors (see below), whose sum is σ = 1127060460. Its totient is φ = 1115440896.

The previous prime is 1121250649. The next prime is 1121250703. The reversal of 1121250677 is 7760521211.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 558896881 + 562353796 = 23641^2 + 23714^2 .

It is a cyclic number.

It is not a de Polignac number, because 1121250677 - 2⁸ = 1121250421 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1121250077) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2904602 + ... + 2904987.

It is an arithmetic number, because the mean of its divisors is an integer number (281765115).

Almost surely, 2^1121250677 is an apocalyptic number.

It is an amenable number.

1121250677 is a deficient number, since it is larger than the sum of its proper divisors (5809783).

1121250677 is an equidigital number, since it uses as much as digits as its factorization.

1121250677 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5809782.

The product of its (nonzero) digits is 5880, while the sum is 32.

The square root of 1121250677 is about 33485.0814094874. The cubic root of 1121250677 is about 1038.8852321062.

Adding to 1121250677 its reverse (7760521211), we get a palindrome (8881771888).

The spelling of 1121250677 in words is "one billion, one hundred twenty-one million, two hundred fifty thousand, six hundred seventy-seven".