1125056474 has 4 divisors (see below), whose sum is σ = 1687584714. Its totient is φ = 562528236.

The previous prime is 1125056461. The next prime is 1125056561. The reversal of 1125056474 is 4746505211.

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

It can be written as a sum of positive squares in only one way, i.e., 1047493225 + 77563249 = 32365^2 + 8807^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 281264117 + ... + 281264120.

Almost surely, 2^1125056474 is an apocalyptic number.

1125056474 is a deficient number, since it is larger than the sum of its proper divisors (562528240).

1125056474 is an equidigital number, since it uses as much as digits as its factorization.

1125056474 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 562528239.

The product of its (nonzero) digits is 33600, while the sum is 35.

The square root of 1125056474 is about 33541.8615166183. The cubic root of 1125056474 is about 1040.0593142946.

The spelling of 1125056474 in words is "one billion, one hundred twenty-five million, fifty-six thousand, four hundred seventy-four".