390045011 has 2 divisors, whose sum is σ = 390045012. Its totient is φ = 390045010.

The previous prime is 390044969. The next prime is 390045023. The reversal of 390045011 is 110540093.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 390045011 - 2¹⁰ = 390043987 is a prime.

It is a super-2 number, since 2×390045011² = 304270221211980242, which contains 22 as substring.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (390045211) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 195022505 + 195022506.

It is an arithmetic number, because the mean of its divisors is an integer number (195022506).

Almost surely, 2^390045011 is an apocalyptic number.

390045011 is a deficient number, since it is larger than the sum of its proper divisors (1).

390045011 is an equidigital number, since it uses as much as digits as its factorization.

390045011 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 540, while the sum is 23.

The square root of 390045011 is about 19749.5572355433. The cubic root of 390045011 is about 730.6424637463.

The spelling of 390045011 in words is "three hundred ninety million, forty-five thousand, eleven".