1045453251 has 8 divisors (see below), whose sum is σ = 1394124480. Its totient is φ = 696875432.

The previous prime is 1045453243. The next prime is 1045453291. The reversal of 1045453251 is 1523545401.

1045453251 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 1045453251 - 2³ = 1045453243 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1045453291) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9280 + ... + 46658.

It is an arithmetic number, because the mean of its divisors is an integer number (174265560).

Almost surely, 2^1045453251 is an apocalyptic number.

1045453251 is a deficient number, since it is larger than the sum of its proper divisors (348671229).

1045453251 is an equidigital number, since it uses as much as digits as its factorization.

1045453251 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 46705.

The product of its (nonzero) digits is 12000, while the sum is 30.

The square root of 1045453251 is about 32333.4695168953. The cubic root of 1045453251 is about 1014.9271550203.

Adding to 1045453251 its reverse (1523545401), we get a palindrome (2568998652).

The spelling of 1045453251 in words is "one billion, forty-five million, four hundred fifty-three thousand, two hundred fifty-one".