45430101 has 6 divisors (see below), whose sum is σ = 65621270. Its totient is φ = 30286728.

The previous prime is 45430079. The next prime is 45430109. The reversal of 45430101 is 10103454.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 40259025 + 5171076 = 6345^2 + 2274^2 .

It is not a de Polignac number, because 45430101 - 2¹⁹ = 44905813 is a prime.

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

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45430109) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 2523886 + ... + 2523903.

Almost surely, 2^45430101 is an apocalyptic number.

It is an amenable number.

45430101 is a deficient number, since it is larger than the sum of its proper divisors (20191169).

45430101 is a wasteful number, since it uses less digits than its factorization.

45430101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5047795 (or 5047792 counting only the distinct ones).

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

The square root of 45430101 is about 6740.1855315711. The cubic root of 45430101 is about 356.8189416846.

Adding to 45430101 its reverse (10103454), we get a palindrome (55533555).

The spelling of 45430101 in words is "forty-five million, four hundred thirty thousand, one hundred one".