45400130 has 8 divisors (see below), whose sum is σ = 81720252. Its totient is φ = 18160048.

The previous prime is 45400129. The next prime is 45400133. The reversal of 45400130 is 3100454.

It can be written as a sum of positive squares in 2 ways, for example, as 43784689 + 1615441 = 6617^2 + 1271^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×45400130² = 4122343608033800, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 45400099 and 45400108.

It is not an unprimeable number, because it can be changed into a prime (45400133) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2269997 + ... + 2270016.

Almost surely, 2^45400130 is an apocalyptic number.

45400130 is a deficient number, since it is larger than the sum of its proper divisors (36320122).

45400130 is a wasteful number, since it uses less digits than its factorization.

45400130 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4540020.

The product of its (nonzero) digits is 240, while the sum is 17.

The square root of 45400130 is about 6737.9618580102. The cubic root of 45400130 is about 356.7404579419.

Adding to 45400130 its reverse (3100454), we get a palindrome (48500584).

The spelling of 45400130 in words is "forty-five million, four hundred thousand, one hundred thirty".