45201001 has 2 divisors, whose sum is σ = 45201002. Its totient is φ = 45201000.

The previous prime is 45200999. The next prime is 45201031. The reversal of 45201001 is 10010254.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 44568976 + 632025 = 6676^2 + 795^2 .

It is a cyclic number.

It is not a de Polignac number, because 45201001 - 2¹ = 45200999 is a prime.

Together with 45200999, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (45201031) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22600500 + 22600501.

It is an arithmetic number, because the mean of its divisors is an integer number (22600501).

Almost surely, 2^45201001 is an apocalyptic number.

It is an amenable number.

45201001 is a deficient number, since it is larger than the sum of its proper divisors (1).

45201001 is an equidigital number, since it uses as much as digits as its factorization.

45201001 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 40, while the sum is 13.

The square root of 45201001 is about 6723.1689700617. The cubic root of 45201001 is about 356.2181284301.

Adding to 45201001 its reverse (10010254), we get a palindrome (55211255).

The spelling of 45201001 in words is "forty-five million, two hundred one thousand, one".