45402017 has 2 divisors, whose sum is σ = 45402018. Its totient is φ = 45402016.

The previous prime is 45401989. The next prime is 45402029. The reversal of 45402017 is 71020454.

45402017 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 26050816 + 19351201 = 5104^2 + 4399^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-45402017 is a prime.

It is a super-2 number, since 2×45402017² = 4122686295336578, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 45401983 and 45402001.

It is not a weakly prime, because it can be changed into another prime (45402067) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22701008 + 22701009.

It is an arithmetic number, because the mean of its divisors is an integer number (22701009).

Almost surely, 2^45402017 is an apocalyptic number.

It is an amenable number.

45402017 is a deficient number, since it is larger than the sum of its proper divisors (1).

45402017 is an equidigital number, since it uses as much as digits as its factorization.

45402017 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1120, while the sum is 23.

The square root of 45402017 is about 6738.1018840620. The cubic root of 45402017 is about 356.7454003647.

The spelling of 45402017 in words is "forty-five million, four hundred two thousand, seventeen".