45978041 has 2 divisors, whose sum is σ = 45978042. Its totient is φ = 45978040.

The previous prime is 45978029. The next prime is 45978061. The reversal of 45978041 is 14087954.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 33304441 + 12673600 = 5771^2 + 3560^2 .

It is a cyclic number.

It is not a de Polignac number, because 45978041 - 2¹⁸ = 45715897 is a prime.

It is a super-2 number, since 2×45978041² = 4227960508395362, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 45977986 and 45978004.

It is not a weakly prime, because it can be changed into another prime (45978011) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22989020 + 22989021.

It is an arithmetic number, because the mean of its divisors is an integer number (22989021).

Almost surely, 2^45978041 is an apocalyptic number.

It is an amenable number.

45978041 is a deficient number, since it is larger than the sum of its proper divisors (1).

45978041 is an equidigital number, since it uses as much as digits as its factorization.

45978041 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 40320, while the sum is 38.

The square root of 45978041 is about 6780.7109509254. The cubic root of 45978041 is about 358.2477634267.

The spelling of 45978041 in words is "forty-five million, nine hundred seventy-eight thousand, forty-one".