1049250945 has 8 divisors (see below), whose sum is σ = 1678801536. Its totient is φ = 559600496.

The previous prime is 1049250941. The next prime is 1049250953. The reversal of 1049250945 is 5490529401.

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

It is a cyclic number.

It is not a de Polignac number, because 1049250945 - 2² = 1049250941 is a prime.

It is a super-2 number, since 2×1049250945² = 2201855091166786050, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1049250941) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 34975017 + ... + 34975046.

It is an arithmetic number, because the mean of its divisors is an integer number (209850192).

Almost surely, 2^1049250945 is an apocalyptic number.

1049250945 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

1049250945 is a deficient number, since it is larger than the sum of its proper divisors (629550591).

1049250945 is an equidigital number, since it uses as much as digits as its factorization.

1049250945 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 69950071.

The product of its (nonzero) digits is 64800, while the sum is 39.

The square root of 1049250945 is about 32392.1432603649. The cubic root of 1049250945 is about 1016.1546051047.

The spelling of 1049250945 in words is "one billion, forty-nine million, two hundred fifty thousand, nine hundred forty-five".