45270101 has 2 divisors, whose sum is σ = 45270102. Its totient is φ = 45270100.

The previous prime is 45270089. The next prime is 45270151. The reversal of 45270101 is 10107254.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 44209201 + 1060900 = 6649^2 + 1030^2 .

It is a cyclic number.

It is not a de Polignac number, because 45270101 - 2⁶ = 45270037 is a prime.

It is a Chen prime.

It is an alternating number because its digits alternate between even and odd.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (45270151) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22635050 + 22635051.

It is an arithmetic number, because the mean of its divisors is an integer number (22635051).

Almost surely, 2^45270101 is an apocalyptic number.

It is an amenable number.

45270101 is a deficient number, since it is larger than the sum of its proper divisors (1).

45270101 is an equidigital number, since it uses as much as digits as its factorization.

45270101 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 280, while the sum is 20.

The square root of 45270101 is about 6728.3059532099. The cubic root of 45270101 is about 356.3995561252.

Adding to 45270101 its reverse (10107254), we get a palindrome (55377355).

The spelling of 45270101 in words is "forty-five million, two hundred seventy thousand, one hundred one".