1045542201 has 16 divisors (see below), whose sum is σ = 1522991808. Its totient is φ = 632744000.

The previous prime is 1045542187. The next prime is 1045542217. The reversal of 1045542201 is 1022455401.

It is a cyclic number.

It is not a de Polignac number, because 1045542201 - 2²¹ = 1043445049 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1045542221) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 535 + ... + 45731.

It is an arithmetic number, because the mean of its divisors is an integer number (95186988).

Almost surely, 2^1045542201 is an apocalyptic number.

1045542201 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

1045542201 is a deficient number, since it is larger than the sum of its proper divisors (477449607).

1045542201 is a wasteful number, since it uses less digits than its factorization.

1045542201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 45912.

The product of its (nonzero) digits is 1600, while the sum is 24.

The square root of 1045542201 is about 32334.8449973090. The cubic root of 1045542201 is about 1014.9559384563.

Adding to 1045542201 its reverse (1022455401), we get a palindrome (2067997602).

The spelling of 1045542201 in words is "one billion, forty-five million, five hundred forty-two thousand, two hundred one".