1045225452 has 24 divisors (see below), whose sum is σ = 2441831616. Its totient is φ = 347983888.

The previous prime is 1045225451. The next prime is 1045225457. The reversal of 1045225452 is 2545225401.

It is not an unprimeable number, because it can be changed into a prime (1045225451) 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, 42738 + ... + 62585.

It is an arithmetic number, because the mean of its divisors is an integer number (101742984).

Almost surely, 2^1045225452 is an apocalyptic number.

1045225452 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1045225452 is an abundant number, since it is smaller than the sum of its proper divisors (1396606164).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1045225452 is a wasteful number, since it uses less digits than its factorization.

1045225452 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 106157 (or 106155 counting only the distinct ones).

The product of its (nonzero) digits is 16000, while the sum is 30.

The square root of 1045225452 is about 32329.9466748710. The cubic root of 1045225452 is about 1014.8534338264.

The spelling of 1045225452 in words is "one billion, forty-five million, two hundred twenty-five thousand, four hundred fifty-two".