1121240634 has 16 divisors (see below), whose sum is σ = 2279244000. Its totient is φ = 367619760.

The previous prime is 1121240633. The next prime is 1121240657. The reversal of 1121240634 is 4360421211.

It is not an unprimeable number, because it can be changed into a prime (1121240633) 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, 1531384 + ... + 1532115.

It is an arithmetic number, because the mean of its divisors is an integer number (142452750).

Almost surely, 2^1121240634 is an apocalyptic number.

1121240634 is an abundant number, since it is smaller than the sum of its proper divisors (1158003366).

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

1121240634 is a wasteful number, since it uses less digits than its factorization.

1121240634 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3063565.

The product of its (nonzero) digits is 1152, while the sum is 24.

The square root of 1121240634 is about 33484.9314468464. The cubic root of 1121240634 is about 1038.8821303450.

Adding to 1121240634 its reverse (4360421211), we get a palindrome (5481661845).

The spelling of 1121240634 in words is "one billion, one hundred twenty-one million, two hundred forty thousand, six hundred thirty-four".