1045232001 has 18 divisors (see below), whose sum is σ = 1659511490. Its totient is φ = 633473280.

The previous prime is 1045231963. The next prime is 1045232051. The reversal of 1045232001 is 1002325401.

1045232001 is a `hidden beast` number, since 10 + 452 + 3 + 200 + 1 = 666.

It can be written as a sum of positive squares in only one way, i.e., 887980401 + 157251600 = 29799^2 + 12540^2 .

It is not a de Polignac number, because 1045232001 - 2⁶ = 1045231937 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1045232051) by changing a digit.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 478816 + ... + 480993.

Almost surely, 2^1045232001 is an apocalyptic number.

1045232001 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

1045232001 is a deficient number, since it is larger than the sum of its proper divisors (614279489).

1045232001 is a wasteful number, since it uses less digits than its factorization.

1045232001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 959837 (or 959823 counting only the distinct ones).

The product of its (nonzero) digits is 240, while the sum is 18.

The square root of 1045232001 is about 32330.0479585169. The cubic root of 1045232001 is about 1014.8555533887.

Adding to 1045232001 its reverse (1002325401), we get a palindrome (2047557402).

The spelling of 1045232001 in words is "one billion, forty-five million, two hundred thirty-two thousand, one".