1126645450 has 24 divisors (see below), whose sum is σ = 2394927072. Its totient is φ = 386278320.

The previous prime is 1126645441. The next prime is 1126645453. The reversal of 1126645450 is 545466211.

It is not an unprimeable number, because it can be changed into a prime (1126645453) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1609144 + ... + 1609843.

It is an arithmetic number, because the mean of its divisors is an integer number (99788628).

Almost surely, 2^1126645450 is an apocalyptic number.

1126645450 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1126645450 is an abundant number, since it is smaller than the sum of its proper divisors (1268281622).

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

1126645450 is a wasteful number, since it uses less digits than its factorization.

1126645450 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3219006 (or 3219001 counting only the distinct ones).

The product of its (nonzero) digits is 28800, while the sum is 34.

The square root of 1126645450 is about 33565.5396202713. The cubic root of 1126645450 is about 1040.5487273168.

The spelling of 1126645450 in words is "one billion, one hundred twenty-six million, six hundred forty-five thousand, four hundred fifty".