45019701 has 6 divisors (see below), whose sum is σ = 65028470. Its totient is φ = 30013128.

The previous prime is 45019699. The next prime is 45019703. The reversal of 45019701 is 10791054.

It is an interprime number because it is at equal distance from previous prime (45019699) and next prime (45019703).

It can be written as a sum of positive squares in only one way, i.e., 31069476 + 13950225 = 5574^2 + 3735^2 .

It is not a de Polignac number, because 45019701 - 2¹ = 45019699 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45019703) 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, 2501086 + ... + 2501103.

Almost surely, 2^45019701 is an apocalyptic number.

It is an amenable number.

45019701 is a deficient number, since it is larger than the sum of its proper divisors (20008769).

45019701 is a wasteful number, since it uses less digits than its factorization.

45019701 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5002195 (or 5002192 counting only the distinct ones).

The product of its (nonzero) digits is 1260, while the sum is 27.

The square root of 45019701 is about 6709.6721976562. The cubic root of 45019701 is about 355.7412298055.

The spelling of 45019701 in words is "forty-five million, nineteen thousand, seven hundred one".