1045032251 has 8 divisors (see below), whose sum is σ = 1051955280. Its totient is φ = 1038121632.

The previous prime is 1045032229. The next prime is 1045032253. The reversal of 1045032251 is 1522305401.

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 1045032251 - 2²² = 1040837947 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1045032253) by changing a digit.

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 in 7 ways as a sum of consecutive naturals, for example, 214721 + ... + 219533.

It is an arithmetic number, because the mean of its divisors is an integer number (131494410).

Almost surely, 2^1045032251 is an apocalyptic number.

1045032251 is a deficient number, since it is larger than the sum of its proper divisors (6923029).

1045032251 is a wasteful number, since it uses less digits than its factorization.

1045032251 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6205.

The product of its (nonzero) digits is 1200, while the sum is 23.

The square root of 1045032251 is about 32326.9585794890. The cubic root of 1045032251 is about 1014.7909009761.

Adding to 1045032251 its reverse (1522305401), we get a palindrome (2567337652).

The spelling of 1045032251 in words is "one billion, forty-five million, thirty-two thousand, two hundred fifty-one".