1045451322 has 12 divisors (see below), whose sum is σ = 2265144570. Its totient is φ = 348483768.

The previous prime is 1045451299. The next prime is 1045451327. The reversal of 1045451322 is 2231545401.

1045451322 is a `hidden beast` number, since 104 + 545 + 13 + 2 + 2 = 666.

It can be written as a sum of positive squares in only one way, i.e., 913913361 + 131537961 = 30231^2 + 11469^2 .

It is not an unprimeable number, because it can be changed into a prime (1045451327) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 29040297 + ... + 29040332.

Almost surely, 2^1045451322 is an apocalyptic number.

1045451322 is an abundant number, since it is smaller than the sum of its proper divisors (1219693248).

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

1045451322 is a wasteful number, since it uses less digits than its factorization.

1045451322 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 58080637 (or 58080634 counting only the distinct ones).

The product of its (nonzero) digits is 4800, while the sum is 27.

The square root of 1045451322 is about 32333.4396871103. The cubic root of 1045451322 is about 1014.9265307948.

Adding to 1045451322 its reverse (2231545401), we get a palindrome (3276996723).

It can be divided in two parts, 10454 and 51322, that added together give a triangular number (61776 = T₃₅₁).

The spelling of 1045451322 in words is "one billion, forty-five million, four hundred fifty-one thousand, three hundred twenty-two".