1045345201 has 4 divisors (see below), whose sum is σ = 1073597812. Its totient is φ = 1017092592.

The previous prime is 1045345177. The next prime is 1045345219. The reversal of 1045345201 is 1025435401.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 623001600 + 422343601 = 24960^2 + 20551^2 .

It is a cyclic number.

It is not a de Polignac number, because 1045345201 - 2¹⁷ = 1045214129 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1045345241) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 14126250 + ... + 14126323.

It is an arithmetic number, because the mean of its divisors is an integer number (268399453).

Almost surely, 2^1045345201 is an apocalyptic number.

It is an amenable number.

1045345201 is a deficient number, since it is larger than the sum of its proper divisors (28252611).

1045345201 is an equidigital number, since it uses as much as digits as its factorization.

1045345201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28252610.

The product of its (nonzero) digits is 2400, while the sum is 25.

The square root of 1045345201 is about 32331.7986044699. The cubic root of 1045345201 is about 1014.8921887964.

The spelling of 1045345201 in words is "one billion, forty-five million, three hundred forty-five thousand, two hundred one".