1051039145 has 16 divisors (see below), whose sum is σ = 1387169280. Its totient is φ = 759635904.

The previous prime is 1051039081. The next prime is 1051039151. The reversal of 1051039145 is 5419301501.

It is a cyclic number.

It is not a de Polignac number, because 1051039145 - 2⁶ = 1051039081 is a prime.

It is a super-2 number, since 2×1051039145² = 2209366568644662050, which contains 22 as substring.

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 168965 + ... + 175074.

It is an arithmetic number, because the mean of its divisors is an integer number (86698080).

Almost surely, 2^1051039145 is an apocalyptic number.

It is an amenable number.

1051039145 is a deficient number, since it is larger than the sum of its proper divisors (336130135).

1051039145 is a wasteful number, since it uses less digits than its factorization.

1051039145 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 344104.

The product of its (nonzero) digits is 2700, while the sum is 29.

The square root of 1051039145 is about 32419.7338823131. The cubic root of 1051039145 is about 1016.7315425171.

The spelling of 1051039145 in words is "one billion, fifty-one million, thirty-nine thousand, one hundred forty-five".