1125554002 has 8 divisors (see below), whose sum is σ = 1691142012. Its totient is φ = 561840000.

The previous prime is 1125553997. The next prime is 1125554047. The reversal of 1125554002 is 2004555211.

It can be written as a sum of positive squares in 2 ways, for example, as 1116963241 + 8590761 = 33421^2 + 2931^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×1125554002² = 2533743622836432008, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 466999 + ... + 469402.

Almost surely, 2^1125554002 is an apocalyptic number.

1125554002 is a deficient number, since it is larger than the sum of its proper divisors (565588010).

1125554002 is an equidigital number, since it uses as much as digits as its factorization.

1125554002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 937004.

The product of its (nonzero) digits is 2000, while the sum is 25.

The square root of 1125554002 is about 33549.2772202323. The cubic root of 1125554002 is about 1040.2126050800.

The spelling of 1125554002 in words is "one billion, one hundred twenty-five million, five hundred fifty-four thousand, two".