2045047 has 2 divisors, whose sum is σ = 2045048. Its totient is φ = 2045046.

The previous prime is 2045023. The next prime is 2045053. The reversal of 2045047 is 7405402.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 2045047 - 2⁷ = 2044919 is a prime.

2045047 is a lucky number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2045077) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1022523 + 1022524.

It is an arithmetic number, because the mean of its divisors is an integer number (1022524).

2^2045047 is an apocalyptic number.

2045047 is a deficient number, since it is larger than the sum of its proper divisors (1).

2045047 is an equidigital number, since it uses as much as digits as its factorization.

2045047 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1120, while the sum is 22.

The square root of 2045047 is about 1430.0513976777. The cubic root of 2045047 is about 126.9310184007.

The spelling of 2045047 in words is "two million, forty-five thousand, forty-seven".